I NEED SOMONES HELP PLEASE I WILL LIKE YOUR COMMENT AND I WILL RATE YOU A 5 STAR PLEASE!! What kinds of characters would you most likely see in a science fiction story?
A.scientists
B.nurses
C.police detectives
D.cowboys
TYSM HAPPY HOLIDAYS!

The required probability is 0.7881. Given, the average percentage of 18 to 34-year-olds who check their social media profiles before getting out of bed in the morning is 28% and the standard deviation is 5%.Let X be the random variable that denotes the percentage of 18 to 34-year-olds who check their social media profiles before getting out of bed in the morning.

We need to find the probability that the percent of 18 to 34-year-olds who check social media before getting out of bed in the morning is, at most, 32.That is, we need to find P(X ≤ 32)We can use standardization to find this probability. For that, we first find the z-score.z-score = `(x - µ) / σ`  `= (32 - 28) / 5`  `= 0.8`We can use a standard normal distribution table to find the probability that Z ≤ 0.8.The corresponding probability from the standard normal distribution table is `0.7881`.

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When using the Lagrange multiplier method to optimize a function subject to a constraint, focusing on the points where the gradient of the function is perpendicular to the constraint line helps identify potential extremal points that satisfy both the objective function and the constraint simultaneously.

In the context of optimization with a constraint, the Lagrange multiplier method is commonly used. This method introduces Lagrange multipliers to incorporate the constraint into the optimization problem. When considering the points on the line at which the gradient of the function f[x, y, z] (denoted as ∇f[x, y, z]) is perpendicular to the line, we are essentially examining the points where the gradient of the function and the gradient of the constraint (in this case, the line) are parallel.

By introducing a Lagrange multiplier λ, we can form the Lagrangian function L[x, y, z, λ] = f[x, y, z] - λg[x, y, z], where g[x, y, z] represents the equation of the given line. The Lagrange multiplier method seeks to find the values of x, y, z, and λ that simultaneously satisfy the equations:

∇f[x, y, z] - λ∇g[x, y, z] = 0 (1)

g[x, y, z] = 0 (2)

The equation (1) ensures that the gradient of f and the gradient of g are parallel, while equation (2) enforces the constraint that the variables lie on the given line.

At the points where ∇f[x, y, z] is perpendicular to the line, the dot product between ∇f[x, y, z] and the tangent vector of the line is zero. This means that ∇f[x, y, z] and the tangent vector are orthogonal, and thus the gradient of f is parallel to the normal vector of the line.

In the Lagrange multiplier method, finding the points where ∇f[x, y, z] is perpendicular to the line becomes crucial because it helps identify potential extremal points that satisfy both the objective function and the constraint simultaneously.

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Answer:

18 green

15 blue

Therefore 12 yellow

Answer:

like 12 yellow jelly beans because 1/3 of 45 is 15 blue and 2/5 of 45 is 18 so just do 15 the 18 which is 33. then 45 -33 which is 12

Answer:

After one rotation the number of meters mei has traveled than Anju is 2·π

Step-by-step explanation:

The given parameters are;

Distance of Mei from the center of the carousel, \(r_M\) = 3 m

Distance of Anju's horse from the center of the carousel, \(r_A\) = 2 m

We note that the motion of the carousel is circular and their distance from the center of the carousel is the radius of the circle in which Mei and Anju will move

The distance they will move is the circumference of the circle = 2 × π × r

The distance traveled by the Mei in one rotation = 2 × π × \(r_M\) = 2 × π × 3 = 6·π

The distance traveled by the Anju in one rotation = 2 × π × \(r_A\) = 2 × π × 2 = 4·π

After one rotation, the difference in distance traveled by Mia and Anju = 6·π - 4·π = 2·π

Therefore, after one rotation the number of meters mei has traveled than Anju = 2·π.

Answer:

The answer is B on Edge 2020

Step-by-step explanation:

I did the Exam

Answer:

500 phones

Step-by-step explanation:

cost of manufacturing: y = 80x + 10,000

money from phone sales: y = 100x

* note: x = #phones

solve for when they're equal;

100x = 80x + 10,000

100x - 80x = 80x - 80x + 10,000

20x = 10,000      –––––––––––> divide both sides by 20

x = 500

The probability they will select and purchase your widget out of the 6 companies is 1/6 i.e 0.1667.

The area of mathematics known as probability deals with numerical representations of the likelihood that an event will occur or that a statement is true. An event's probability is a number between 0 and 1, where, roughly speaking, 0 denotes the event's impossibility and 1 denotes certainty.

In probability theory and statistics, the discrete probability distribution of the number of successes in a series of n independent experiments, each asking a yes-or-no question and each with its own Boolean-valued outcome: success or failure, is known as the binomial distribution with parameters n and p.

The success rate for choosing your company out of 6 is 1/6

Therefore probability is 1/6 = 0.1667.

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Yes, the data provides convincing statistical evidence that the proportion who would be classified as normal after one month of taking cinnamon is greater than the proportion who would be classified as normal after one month of not taking cinnamon.

To test this hypothesis, a two-proportion z-test can be used to compare the proportions of individuals with normal blood glucose levels in the cinnamon group and placebo group. Using the given data, the test statistic is calculated to be 1.78 with a p-value of 0.038.

Since the p-value is less than the significance level of 0.05, we can reject the null hypothesis and conclude that there is a significant difference between the proportions of individuals with normal blood glucose levels in the cinnamon and placebo groups. Therefore, the data provides convincing evidence that cinnamon can reduce blood glucose levels and increase the proportion of individuals with normal blood glucose levels.

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Using the values provided and a derivative of the cone's volume formula, the result is 0.059 feet per minute.

In mathematics, the rate at which a function changes in relation to a variable.

A cone is a three-dimensional geometric structure that has a smooth transition from a flat base that is typically circular to the point at the top, which is also referred to as the apex or vertex.

The formula for cone volume is:

V=πr2h/3

yields the formula for cone volume:

dv/dt = 2r * h/3 * dr/dt dV/dt = 3 r=2 h=12

dr/dt = 0.059 feet per minute.

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Answer:

452km

Step-by-step explanation:

Answer:

Step-by-step explanation:

Just using pythagorean theorem,

13.2²+16.9²=c²

174.24+285.61=c²

c²=√459.85

c= 21.4441134114

c = 21.4 (nearest tenth)

Answer:

24-100, 12-5-22, -4, 37

Step-by-step explanation:

Answer:

125 is an outlier

125 changes the mean by 23 points (from 375 to 352)

Step-by-step explanation:

an outlier is 1.5 times the IQR

the InterQuartile Range of this set of data is 400-350 or 50

50 x 1.5 = 75

the only data value that is 75 points from the IQR is 125

Answer:

85

Step-by-step explanation:

5×9=45

8×5=40

add it

85

The sequence is arithmetic. The common difference is 6. Answer: b

If a sequence is arithmetic, there exists a common difference d that is added to each term to get the next term. For instance, given the sequence 2, 5, 8, 11, 14, ...  to get each of the subsequent terms, we add 3. 2 + 3 = 5; 5 + 3 = 8, and so on.

The given sequence is 2,7,13,20, ...To determine whether it is an arithmetic sequence, we need to find the common difference d.

Subtract each subsequent term from its preceding term;7 - 2 = 513 - 7 = 620 - 13 = 7

Therefore, the common difference d is 6.

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The equation that shows how the number of square feet the painter can cover, y, depends on the number of gallons of paint available, x is y = 400x.

An equation is the statement of two expressions located on two sides connected with an equal to sign. The two sides of an equation is usually called as left hand side and right hand side.

Given that,

A house painter knows that he can cover 400 square feet with a gallon of paint.

Let x be the number of gallons of paint.

Let y be the number of square feet the painter can cover.

Number of square feet the painter can cover with 1 gallon of paint = 400

Number of square feet the painter can cover with x gallon of paint = 400x

So y = 400x

Hence the required equation is y = 400x

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The given quadratic equation has no real solutions.

Given expression is 3x² + 7x = 10, and the solution to the quadratic equation using the quadratic formula is required.

Let us solve it as follows:

Step 1: Identify the values of a, b, and c. Here, a = 3, b = 7, and c = 10.

Therefore, we have: a = 3, b = 7, c = 10

Step 2: Plug in the values of a, b, and c in the quadratic formula \(X = [-b \pm \sqrt{(b^{2} -4ac)]/2a. }\)

We get X = [-7 ± √(7²-4(3)(10))]/(2×3)

Step 3: Simplify the equation obtained in Step 2.

We get\(X = [-7 \pm \sqrt{(49-120)]/6} = [-7 \pm \sqrt{(-71)]/6}\ ]\)

Now, we cannot have the square root of a negative number since the square of any real number is always positive.

Therefore, the given quadratic equation has no real solution.

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The given linear regression model wages = β0~ + β1~ Education + u~ aims to explain the relationship between wages and education level.

To determine if this model accurately measures the returns to education, we need to consider a few factors.
1. Assumptions: Linear regression models rely on several assumptions, such as linearity, independence, homoscedasticity, and normality of residuals. Violation of these assumptions can affect the accuracy of the model's estimates. It is important to check if these assumptions hold in the context of the wages and education relationship.

2. Significance of β1: The coefficient β1 represents the estimated effect of education on wages. A statistically significant and positive β1 indicates that an increase in education level is associated with higher wages. However, if β1 is not statistically significant, it suggests that education may not have a significant impact on wages.

3. Magnitude of β1: Even if β1 is statistically significant, the magnitude of the coefficient is essential in measuring the returns to education accurately. A larger β1 implies a higher increase in wages for each additional unit of education. Conversely, a smaller β1 suggests a lower return to education.

4. Control Variables: The model may need to consider other factors that could influence wages, such as experience, gender, or industry. By including relevant control variables, the model can better isolate the effect of education on wages and provide a more accurate measure of returns.

5. Data Quality: The accuracy of the model's estimates relies on the quality and representativeness of the data used. The dataset should encompass a wide range of education levels, wages, and relevant variables to obtain robust and reliable estimates.

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Answer:

76

Step-by-step explanation:

180-(56+48)

put in calculator

76

Answer:

105

Step-by-step explanation:

It is increasing by 3 everytime.

So you just use that and write down all numbers in order ascending to the 32nd term.

I'd list them all but I don't think you wanna read all of it.

Hope this helps.

The Laplace Transform of f(t) isL{f(t)} = L{t} + L{t + π}u(t − π) − L{t − 2π}u(t − 2π) + ...

                            = (1/s^2) + e^{−πs}(1/s^2) − e^{-2πs}(1/s^2) + ...= (1/s^2)[1 + e^{−πs} − e^{−2πs} + ...]

Given function is,f(t) ={ t, 0 < t < π π < t < 2π}

where f(t + 2 π) = f(t)

Let's take Laplace Transform of f(t)

                     L{f(t)} = L{t} + L{t + π}u(t − π) − L{t − 2π}u(t − 2π) + ...f(t + 2π) = f(t)

∴ L{f(t + 2 π)} = L{f(t)}⇒ e^{2πs}L{f(t)} = L{f(t)}

     ⇒ [e^{2πs} − 1]L{f(t)} = 0L{f(t)} = 0

when e^{2πs} ≠ 1 ⇒ s ≠ 0

∴ The Laplace Transform of f(t) is

                       L{f(t)} = L{t} + L{t + π}u(t − π) − L{t − 2π}u(t − 2π) + ...

                               = (1/s^2) + e^{−πs}(1/s^2) − e^{-2πs}(1/s^2) + ...

                              = (1/s^2)[1 + e^{−πs} − e^{−2πs} + ...]

The Laplace Transform of f(t) isL{f(t)} = L{t} + L{t + π}u(t − π) − L{t − 2π}u(t − 2π) + ...

                            = (1/s^2) + e^{−πs}(1/s^2) − e^{-2πs}(1/s^2) + ...= (1/s^2)[1 + e^{−πs} − e^{−2πs} + ...]

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Answer:The answer would be the second one since he question is saying square meters.

Step-by-step explanation:Please give brainliest if right.

The number of cups of rice the restaurant would need for 20 cups of veggies is 5.

Algebra is the study of abstract symbols, while logic is the manipulation of all those ideas.

The acronym PEMDAS stands for Parenthesis, Exponent, Multiplication, Division, Addition, and Subtraction. This approach is used to answer the problem correctly and completely.

Given;

The recipe calls for 1/4 cup of rice for every 1 cup of veggies.

Now,

1cup veggie = 1/4 cup rice

20cup veggies= 1/4 * 20 cup rice

=5

Therefore, by algebra the count of cups of rice will be 5.

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Answer:

1) at the highest Point

KE= 0  PE=2116.8 N

2) 3 m above the ground

PE= 529.2 N KE=1587.6 N

3) at the ground

KE= 2116.8 N and PE=0

Step-by-step explanation:

The potential energy is given by

PE= mgh   where m is the mass , g is the acceleration due to gravity which is equal to 9.8 m/s² and h is the height.

The kinetic energy is given by KE= 1/2 mv² where m is the mass of the body and v is the velocity.

1) at the highest Point

Now at the highest point the  velocity is zero

KE= 1/2 mv²

KE= 0

PE = mgh

PE= 18 *9.8* 12= 2116.8 N

Total Energy = KE + PE= 0 + 2116.8 N= 2116.8 N

2) 3 m above the ground

At 3 m above the ground

PE= mgh

PE= 18 *9.8* 3= 529.2 N

According to law of conservation of energy the total energy ( sum of KE and PE)  remains the same at every point.

Total Energy = KE + PE

2116.8 N-529.2N= 1587.6N

KE=1587.6 N

3) at the ground

at the ground the height will be zero

PE= mgh

PE= 18 *9.8* 0= 0 N

According to law of conservation of energy the total energy ( sum of KE and PE)  remains the same at every point.

Total Energy = KE + PE

2116.8 N=2116.8 N + 0

KE= 2116.8 N

or

KE= 1/2 mv²

KE = 1/2* 18 *(15.36)²= 2116.8

Answer:

C. and B.

Step-by-step explanation:

Hope this helps:>

Answer:

5/12

Step-by-step explanation:

11/22 becomes 1/2

18/24 becomes 3/4

5/15 becomes 1/3

The 18th term of the arithmetic sequence is 45.2, while the balance in an account with a $8,600 deposit and 12% annual interest after 5 years is $14,311.39. With a $6,284 deposit and 14% annual interest after 30 months, the account balance will be $7,463.17. Borrowing $1,709 at a 182% annual interest rate, the monthly payment for 16 months will be $202.06.

1. Arithmetic sequence: The formula to find the nth term of an arithmetic sequence is given by:

nth term = first term + (n - 1) * common difference

Here, the 4th term is given as 6 and the common difference is 2.9.   Plugging in these values, we can calculate the 18th term as follows:

18th term = 6 + (18 - 1) * 2.9 = 6 + 17 * 2.9 = 45.2

2. Compound interest: For the first scenario, where $8,600 is deposited into an account that pays 12% simple annual interest compounded monthly for 5 years, we can calculate the final balance using the formula for compound interest:

A = P * \((1 + r/n)^{(n*t) }\)

Here, P is the principal amount, r is the annual interest rate (in decimal form), n is the number of times interest is compounded per year, and t is the number of years. Plugging in the values:

P = $8,600, r = 12% = 0.12, n = 12 (monthly compounding), t = 5

A = 8600 * \((1 + 0.12/12)^{(12*5)}\)= $14,311.39

3. Similarly, for the second scenario, where $6,284 is deposited into an account that pays 14% simple annual interest compounded monthly for 30 months:

P = $6,284, r = 14% = 0.14, n = 12 (monthly compounding), t = 30/12 = 2.5

A = 6284 * \((1 + 0.14/12)^{(12*2.5)}\) = $7,463.17

4. Monthly payment: To calculate the monthly payment amount for borrowing $1,709 from The Saver at a 182% simple annual interest rate, we can divide the total amount by the number of payments. The formula for calculating the monthly payment for a loan is:

Monthly payment = Total amount / Number of payments

Here, the total amount is $1,709 and the number of payments is 16. Plugging in the values:

Monthly payment = 1709 / 16 = $202.06

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a. the direction of the acceleration is approximately 78.4° counterclockwise from the +x-axis. b. the mass of the object is approximately 12.1 kg. c. the initial speed of the object is 0 m/s. d. the velocity components after 21.0 s based solely on the given information.

To solve this problem, we will use Newton's second law, which states that the net force acting on an object is equal to the mass of the object multiplied by its acceleration:

ΣF = m * a

Given:

F₁ = (-1.85i + 6.75) N

F₂ = (-5.50i - 2.35) N

F₃ = (-43i) N

Acceleration magnitude (a) = 3 m/s²

(a) Direction of the acceleration:

To determine the direction of the acceleration, we need to find the net force acting on the object and then calculate the angle between the net force vector and the positive x-axis.

Net force (ΣF) = F₁ + F₂ + F₃

Net force = (-1.85i + 6.75) + (-5.50i - 2.35) + (-43i)

         = (-1.85i + 6.75 - 5.50i - 2.35 - 43i)

         = (-7.35i - 35.6)

The magnitude of the net force can be calculated using Pythagorean theorem:

|ΣF| = sqrt(Re² + Im²) = sqrt((-7.35)² + (-35.6)²) ≈ 36.3 N

The angle (θ) between the net force vector and the positive x-axis can be found using trigonometry:

θ = atan(Im/Re) = atan((-35.6)/(-7.35)) ≈ 78.4°

Therefore, the direction of the acceleration is approximately 78.4° counterclockwise from the +x-axis.

(b) Mass of the object:

From Newton's second law, we know that ΣF = m * a. Since we have the acceleration magnitude and the net force, we can solve for the mass (m):

|ΣF| = m * a

36.3 = m * 3

m = 36.3 / 3

m ≈ 12.1 kg

Therefore, the mass of the object is approximately 12.1 kg.

(c) Initial speed:

Given that the object is initially at rest (v₀ = 0 m/s), we can use the formula for final velocity (v) in terms of initial velocity (v₀), acceleration (a), and time (t):

v = v₀ + a * t

Since v₀ = 0 m/s and a = 3 m/s², we have:

v = 0 + 3 * 0

v = 0 m/s

Therefore, the initial speed of the object is 0 m/s.

(d) Velocity components after 21.0 s:

The problem does not provide information about the time evolution of the forces acting on the object, so we cannot determine the velocity components after 21.0 s based solely on the given information.

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To find the area of a quadrilateral with given coordinates, you can use the Shoelace Formula.

The Shoelace Formula, also known as Gauss's area formula, provides a method to calculate the area of any polygon given its coordinates. Here's how it works for a quadrilateral:

Let's say you have the coordinates of the four vertices of the quadrilateral: (x1, y1), (x2, y2), (x3, y3), and (x4, y4).

1. Write down the coordinates in a clockwise order:

  (x1, y1), (x2, y2), (x3, y3), (x4, y4), (x1, y1).

2. Multiply each x-coordinate by the y-coordinate of the next vertex.

  For example, for the first vertex (x1, y1), multiply x1 by y2, and for the second vertex (x2, y2), multiply x2 by y3, and so on.

3. Multiply each y-coordinate by the x-coordinate of the next vertex.

  For example, for the first vertex (x1, y1), multiply y1 by x2, and for the second vertex (x2, y2), multiply y2 by x3, and so on.

4. Add up all the results from Steps 2 and 3.

5. Take the absolute value of the sum calculated in Step 4 and divide it by 2.

By following the steps of the Shoelace Formula, you can calculate the area of a quadrilateral given its coordinates. Remember to ensure that the coordinates are listed in a clockwise or counterclockwise order to obtain the correct result. This method can be applied to any quadrilateral shape and provides an efficient way to find its area without requiring complex calculations or trigonometric functions.

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Answer:

Im pretty sure its 5

Step-by-step explanation:

5:1 due to 20/4 would be 5. I can give you more of an explaination if needed.

Answer:

5 triangles to 4 circles.