2. I want to create a confidence interval for the salaries of statistics teachers in America. I want to do a 97% confidence level and my margin of error should be at most 4,000 dollars. Assume that I know standard deviation is 6,000 dollars. How many statistics teachers must I sample to accomplish that?
2. I want to create a confidence interval for the salaries of statistics teachers in America. I want to do a 97% confidence level and my margin of error should be at most 4,000 dollars. Assume that I know standard deviation is 6,000 dollars. How many statistics teachers must I sample to accomplish that?
College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.7: Probability
Problem 58E: What is meant by the sample space of an experiment?
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Please help me with this statistics problem from my lecture. Thank you.
Transcribed Image Text:2. I want to create a confidence interval for the salaries of statistics teachers in America. I
want to do a 97% confidence level and my margin of error should be at most 4,000
dollars. Assume that I know standard deviation is 6,000 dollars. How many statistics
teachers must I sample to accomplish that?
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