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Author Question: A political action committee is interested in finding out what proportion of voters will support an ... (Read 72 times)

dmcintosh

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on: Jul 25, 2018
A political action committee is interested in finding out what proportion of voters will support an environmental initiative. Obtain a sample size that will ensure a margin of error of at most 0.09 for a 95 confidence interval.
 
  Similar initiatives in the past have gotten 93 support.
  A) 3 B) 93 C) 28 D) 31

Question 2

A die is rolled 22 times and the number of twos that come up is tallied. If this experiment is repeated many times, find the standard deviation for the random variable X, the number of twos.
 
  A) 1.755 B) 2.35 C) 1.708 D) 1.748


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deja

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

D

Answer to Question 2

D


dmcintosh

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Reply #2 on: Jul 25, 2018
TY


deja

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Reply #3 on: Jul 25, 2018
You're welcome


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