In the sketches below, one is the histogram of the values of tickets in a box, and the other is the probability histogram of the sum of 150 draws with replacement from the box. Which one is the probability histogram?   the one on the left the one on the right

Q: o If for two events, A and B P(B) = and P(A/B) Then find P(B A). 4 %3D -

A: here as per policy I have calculated first main question as all questions are totally different here...

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Q: (a) What proportion of tests require more than 70 seconds to complete? (b) What proportion of tests ...

A: Here use given pdf for probability and mean and Variance 

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A: Given,sample size(n)=14degrees of freedom(df)=n-1df=14-1=13α=1-0.90=0.1α2=0.05t0.05(13)=1.771     (f...

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Q: Use the confidence interval to find the estimated margin of error. Then find the sample mean.

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Q: Given the table of probability mass function below, solve for the variance. 2 4 6. P(X= x) 0.05 0.05...

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Q: Table 7.6 Price per Unitin 2015 Units Purchased 2014 2016 Good A $100 $2.00 $1.50 242.50 $150 Good B...

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Q: Upon examining the child, the doctor finds a rash. What is the probability that the child has measle...

A: here given  p(F) = 0.90 p(M) =0.10 p(R|F) = 0.08 p(R|M)  = 0.95   here use basic probability theorem...

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Q: Calculate skewness from the following distribution. 6 x : 1 3 4 5 7 f:. 12 27 29 19 8 4 1

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A: Solution is given:

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A: Given: Doubling the size of the sample will: Reduce the standard error of the mean to one-half its c...

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Q: Calculate the coefficient of correlation between . and y from the following data : X 1 3 4 6. 7 Y 2 ...

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Q: The probability density function of the length of a metal rod is f(x) = 2.0 for 2.3 < x < 2.8 meters...

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A: Given,n=12p=0.7q=1-pq=1-0.7=0.3

Q: Find the conditional PMF of Y , given X = x, for x = 0, 1, ..., 20.

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Q: The contents of 10 similar containers of a commercial soap are 10.2, 9.7, 10.1, 10.3, 10.1, 9.8, 9.9...

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A: The table shows x and y values.

Q: a) what is the probability that you will win  b) what are your expected earnings  c) what have you...

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Q: In a recent survey, 80% of the citizens in a community favored the building of a post office. If 15 ...

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Q: In a random sample of four mobile​ devices, the mean repair cost was ​$65.00 and the standard deviat...

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Q: III. Solve the following 1. Assume that the time a student stays in school is normally distributed a...

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Q: 1. For parts a-c, state whether X follows a binomial distribution. If X is binomial, give the values...

A: Given,Total no.of toppings=16

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Q: Imagine that the pregnancy test accurately indicates pregnancy in 97.5% of the people who have it. ...

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Q: Consider a regression setting with input data XER® following a Gaussian distribution X~N(4, E). The ...

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Q: Let A and B be events with P(A) = 0.8; P(B) = 0.4, and P(B|A) = 0.2. Find P(A and B). O 0.16 O 0.25 ...

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Q: Which two of the following cannot be used to assess the goodness of fit of a regression model

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A: The chi-square test for proportion is a nonparametric test.