HELP PLSSSSSSS I REALLY NEED HELP

Answer: B

Because 3 kilograms = 3,000 and 3,000 kilograms = 3,000 grams

None of the statements are correct for the given Markov chain. The first statement states that for n > 3, the probability of being in state In at time n, given that the chain was in state In-1 at time n-1 and in state 21 at time 1, is equal to the probability of being in state In at time n, given that the chain was in state In-1 at time n-1.

However, this is not necessarily true for a general Markov chain, and so this statement is not necessarily correct.

The second statement states that for n > 3 and n-j > 1, the joint probability of being in state In at time n and in state In-j at time n-j, given that the chain was in state In-j at time n-j and in state 1 at time 1, is equal to the probability of being in state In at time n, given that the chain was in state In-j at time n-j. However, this is not necessarily true for a general Markov chain, and so this statement is not necessarily correct.

The third statement states that for n > 2, the joint probability of being in state In at time n and in state Int+1 at time n+1, given that the chain was in state 1 at time 1, is equal to the probability of being in state In at time n, given that the chain was in state x1 at time 1. However, this is not necessarily true for a general Markov chain, and so this statement is not necessarily correct.

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The five-card hand is dealt at random from a standard 52-card deck. the probability of having exactly 2 kings and the ace of spades given that you have at least one ace is 2.9%.

        To find the probability of having exactly 2 kings and the ace of spades given that you have at least one ace

        When a five-card hand is dealt at random from a standard 52-card deck is as follows:

        There are 52 cards in a standard deck. Therefore, there are 4 Kings and 1 Ace of Spades. The number of ways in which we can select 2 Kings from 4 Kings is:

                             ₄C₂ = \((4 * 3)/(2 * 1)\)

                                    = 6

           The number of ways in which we can select the Ace of Spades from 1 Ace is:

                              ₁C₁ = 1

            The remaining 2 cards are non-Kings and non-Ace of Spades cards. So, there are 44 such cards. The number of ways in which we can select 2 cards from 44 cards is:

                           ₄₄C₂ = \((44 * 43)/(2 * 1)\)

                                   = 946

      Therefore, the total number of ways in which we can select 2 Kings and 1 Ace of Spades and 2 non-Kings and non-Ace of Spades cards is:

                        \(6 * 1 * 946\) = 5676

      There are 4 Aces in a standard deck. The number of ways in which we can select at least one Ace from 4 Aces is:

                 ₄C₁ + ₄C₂ + ₄C₃ + ₄C₄ = 4 + 6 + 4 + 1

                                                    = 15

       Therefore, the probability of having exactly 2 kings and the ace of spades given that you have at least one ace when a five-card hand is dealt at random from a standard 52-card deck is:

P(exactly 2 Kings and the Ace of Spades | at least one Ace) = (Number of ways in which we can select 2 Kings and 1 Ace of Spades and 2 non-Kings and non-Ace of Spades cards) / (Number of ways in which we can select at least one Ace)

                         = 5676/15

                         = 378.4 or 0.029 or 2.9%.

   Therefore, the required probability is 0.029 or 2.9%.

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Answer:

There are 32 students in the other 12 homerooms.

Step-by-step explanation:

32x12=384

384+28=412

Full equation: 32x12=384 28=412

Answer:

0.16666...

6/36

2/12

3/18

4/24

5/30

There's a lot of things.

For Pearson correlation the most common purpose to examine is given by option a. The relationship between 2 variables.

The Pearson correlation is a statistical measure that indicates the extent to which two continuous variables are linearly related.

It measures the strength and direction of the relationship between two variables.

Ranging from -1 perfect negative correlation to 1 perfect positive correlation.

And with 0 indicating no correlation.

It is commonly used in research to examine the association between two variables.

Such as the relationship between height and weight, or between income and education level.

Therefore, the most common purpose of a Pearson correlation is to examine the relationship between 2 variables.

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The above question is incomplete, the complete question is:

The most common purpose for a Pearson correlation is to examine,

a. The relationship between 2 variables

b. Relationships among groups

c. Differences between variables

d. Differences between two or more groups

Answer:

5%

Step-by-step explanation:

14/280 is 5%. (Brainliest pls?)

Answer: I think it is 39.2 percent

Step-by-step explanation:

Answer:

A

Step-by-step explanation:

h determines how much d she will get and hence B and D are wrong

independent variable means the cause

dependent variable means the effect

Answer:

150/512 < 64/125

Step-by-step explanation:

5/8 * 6/8 * 5/8 = 150/512 = 0.295

4/5 *4/5 * 4/5 = 64/125 = 0.512

Therefore: 0.295 < 0.512 or 150/512 < 64/125

Yes, there is convincing statistical evidence of an association between grade in the preceding Biology II course and whether a student asks for clarification at the 5% level of significance, with a test statistic of 8.25 and a p-value less than 0.05.

To determine if there is convincing statistical evidence of an association between grade in the preceding Biology II course and whether a student asks for clarification, we need to conduct a hypothesis test using the chi-square test.

Null Hypothesis: There is no association between grade in the preceding Biology II course and whether a student asks for clarification.

Alternative Hypothesis: There is an association between grade in the preceding Biology II course and whether a student asks for clarification.

Since the test statistic for the chi-square test is given as 8.25, we need to find the corresponding p-value for this test statistic. The p-value is the probability of obtaining a test statistic as extreme or more extreme than the observed test statistic, assuming the null hypothesis is true.

We can use a chi-square distribution table with 1 degree of freedom (since we have 2 categories - whether the student asks for clarification or not - and 3 levels of grade in the preceding Biology II course) to find the p-value. The p-value for a test statistic of 8.25 with 1 degree of freedom is less than 0.01.

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Answer:

==========================

Answer:

x = 3 is not a function because, for one thing, its graph does not pass the vertical line test.

The x-intercept of the given linear function is 0 and the graph of the linear ufnction is shown.

So, plot the linear function:

(Refer to the graph attached below)

Therefore, the x-intercept of the given linear function is 0 and the graph of the linear ufnction is shown.

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Answer:

may be option is B the cofficient is-4

Answer:

C, E, F, D are correct answers

Step-by-step explanation:

Answer:

$2,834.31

Step-by-step explanation:

11225 × 25.25/100

11225 x 0.2525

$2,834.31

The Prove of sinMm=sinPp are:

A triangle that is known to have only one of its interior angles to be 90° is known to be a right triangle.

Note that  sinMm=sinPp is said to be a right triangle as it has its longest side to be the right triangle and it follows the Substitution property of equality and Division property of Equality.

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The probability density function for a uniform distribution is given by f(x) = 1/(b-a). The height of the uniform distribution is 1/11.

a) The random variable in the context of this problem is Orv X - the waiting time for a randomly selected commuter on the Red Line during peak rush hours, which follows a uniform distribution between 0 minutes and 11 minutes.
b) The height of the uniform distribution can be computed as follows:
The probability density function for a uniform distribution is given by:
f(x) = 1/(b-a)
where a and b are the lower and upper limits of the distribution, respectively.
In this case, a = 0 and b = 11, so:
f(x) = 1/(11-0) = 1/11
a) In the context of this problem, the random variable (X) represents the waiting time for a randomly selected commuter on the Red Line during peak rush hours.
b) To compute the height of the uniform distribution, you'll need to use the formula:
Height = 1 / (b - a)
where 'a' represents the minimum waiting time (0 minutes) and 'b' represents the maximum waiting time (11 minutes).
Height = 1 / (11 - 0)
Height = 1 / 11
So, the height of the uniform distribution is 1/11.

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Answer:

Step-by-step explanation:

Multiply both the co-ordinates of each vertex by the scale factor and then simplify it.

A(-3 , 2)    A'(-3*8 , 2 * 8) = A' (-24 , 16)

B(2,1)         B'(2*8 , 1*8)  = B'(16,8)

C(-1,-3)       C'(-1*8,-3*8)= C'(-8,-24)

Answer:

see explanation

Step-by-step explanation:

Assuming the dilatation is centred at the origin, then multiply each ot the coordinates by the scale factor 8

A (- 3, 2 ) → A' (8(- 3), 8(2) ) → A' (- 24, 16 )

B (2, 1 ) → B' (8(2), 8(1) ) → B' (16, 8 )

C (- 1, - 3 ) → C; (8(- 1), 8(- 3) ) → C' (- 8, - 24 )

The slope of the line passing through the points A(1,0) and B(3,11) is 5.5 as a decimal.

The slope of a line is a measure of how steep the line is and describes the rate at which the line is rising or falling.

It is defined as the change in the y-coordinate (rise) divided by the change in the x-coordinate (run) between two points on the line.

The formula for slope is:

slope = (changes in y)/(change in x).

It is typically denoted by the letter "m".

The slope of the line passing through points A(1,0) and B(3,11) is:

Rise / Run = (Y-Coordinate Change) / (X-Coordinate Change).

= (11-0) / (3-1)

= 11/2

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this is the answer: -5 < -12/40 < 19/38

Answer:

If the temperature cooled by 4° on the first day of the year, and then heated up 7° on the second day, the net change in temperature would be a 3° increase. This means that the temperature increased by a total of 3° over the two days.

Step-by-step explanation:

On the first day of the year, the temperature starts at a certain degree (let's call it X).

On the same day, the temperature cools by 4°. This means that the temperature becomes X - 4°.

On the second day of the year, the temperature starts at X - 4° (the temperature from the previous day).

On the second day, the temperature heats up by 7°. This means that the temperature becomes (X - 4°) + 7° = X + 3°.

The net change in temperature over the two days is X + 3° - X = 3°.

I hope this helps to clarify the example! Let me know if you have any further questions.

Answer:

B

Step-by-step explanation:

i believe it's plot 1 & 2

Answer:

The variable d models Rachel's distance from her exit (in meters) t seconds after the cameras began recording the stunt. d = - 38t

Step-by-step explanation:

From given, we have,  The expression that represents the Rachel's distance is given by, d = - 38t + 220                                                                      

where, d represents the distance in meters

            t represents the time in seconds                                                              

We know that, speed = distance by time.  Therefore, we need to differentiate the given equation w.r.t to time to find the speed.

we have,  d/dt (d) = d/dt [- 38t + 220]

| d/dt (d) | = | - 38 + 0 |

s =  d/dt (d) = 38 m/s

Therefore, the speed of Rachel is 38 m/s.

Answer:

38 meters per second

Step-by-step explanation:

Hope this helps!

The loan amount that Ahmad needs to relay will be RM 901600

From the information, Ahmad obtained a car loan of RM 700000 from a bank with an interest rate of 3.2% per annum for 9 years.

The interest based on the information will be:

= Principal × Rate × Time

= 700000 × 3.2% × 9

= $201600

The loan amount that Ahmad needs to relay will be:

= 700000 + 201600

= 901600

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Burger Quick has a smaller IQR (Interquartile Range) than Super Fast Food, indicating that the middle 50% of the data is more tightly clustered around the median.

Super Fast Food is able to estimate their wait time more consistently because it has a smaller range, which means the wait times reported by the 20 people are more closely clustered around the median wait time of 12 minutes.

Burger Quick may predict wait times more reliably than Super Fast Food due to a reduced IQR (Interquartile Range).

The IQR is a measure of the spread of the middle 50% of data, defined as the difference between the third (Q3) and first (Q1) quartiles. A lower IQR shows that the middle 50% of the data is more closely grouped around the median, implying that the data is more consistent.

Burger Quick has an IQR of 14.5 (Q3=24, Q1=9.5) in this situation, while Super Fast Food has an IQR of 7 (Q3=15.5, Q1=8.5). As a result, Burger Quick has a lower IQR and can predict their wait time more reliably than Super Fast Food.

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Answer:

B)

Step-by-step explanation:

The slope of the line parallel to x-axis is zero.

(3,-6) and (7,-6) have same y-coordinates. So, this line will be parallel to x-axis and slope will be zero

Answer:

B. (3,-6) and (7, -6)

Step-by-step explanation:

The line that passes through these points is parallel to the "x" axis so it has no slope (m=0)

Hope this helps

The two equivalent ratios of 15 / 60 are 30/120 and  45 / 180.

An ordered pair of numbers a and b, represented as a / b, is a ratio if b is not equal to 0. A proportion is an equation that sets two ratios at the same value. The numerical relationship between two values demonstrates how frequently one value contains or is contained within another.

The given fraction or ratio is 15 / 60. The equivalent ratio to the 15 / 60 will be written as:-

15 / 60 = 15 x 2 / 60 x 2

15 / 60 = 30 / 120

Multiply the numerator and the denominator by the same number.

15 / 60 = 15 x 3 / 60 x 3

15 / 60 = 45 / 180

Therefore, the two equivalent ratios of 15 / 60 are 30/120 and  45 / 180.

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