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Author Question: A population consists of 3 women and 2 men. Assume that samples of size 3 are randomly selected with ... (Read 31 times)

casperchen82

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on: Aug 2, 2018
A population consists of 3 women and 2 men. Assume that samples of size 3 are randomly selected with replacement from this population. Describe how you would go about finding the sampling distribution of the proportions of women.
 
  What will be an ideal response?

Question 2

The sampling distribution of the F statistic is .
 
  a. positively skewed
  b. negatively skewed
  c. normal
  d. symmetrical around a mean of zero


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javimendoza7

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Reply #1 on: Aug 2, 2018
Answer to Question 1

List the 125 different possible samples of size 3 and find the proportion of women in each sample. Since each sample is equally likely, each sample has probability 1/125. The sampling distribution of the sample proportions consists of the 125 sample proportions paired with the probability of 1/125.

Answer to Question 2

A


casperchen82

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Reply 2 on: Aug 2, 2018
Gracias!

tkempin

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Reply 3 on: Yesterday
Excellent

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