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Author Question: The author of an economics book has trouble deciding whether to use the words he or she in the ... (Read 40 times)

asan beg

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on: Jul 25, 2018
The author of an economics book has trouble deciding whether to use the words he or she in the book's examples. To solve the problem, the author flips a coin each time the problem arises.
 
  If a head shows, the author uses he and if a tail shows, the author uses she. If this problem occurs 100 times in the book, what is the probability that she will be used 58 times?

Question 2

A researcher wishes to test whether there is a difference between the proportions of women and men who favor stricter gun control legislation. In a random sample of 300 women, 66 favored stricter gun control legislation.
 
  In a random sample of 200 men, 59 favored stricter gun control legislation. Identify the specified attribute. Determine, if possible, the two sample proportions. If it is not possible to determine the sample proportions, explain why not. Determine, if possible, the two population proportions. If it is not possible to determine the population proportions, explain why not.


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gcook

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Reply #1 on: Jul 25, 2018
Answer to Question 1

P(57.5 < x < 58.

Answer to Question 2

The specified attribute is favoring stricter gun control legislation. The sample proportions are 0.66 and 0.59. The two population proportions are unknown. Inferences are made about the population proportions based on the values of the sample proportions.


asan beg

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Reply 2 on: Jul 25, 2018
Gracias!

emsimon14

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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