The manager of a newly opened Target store wants to estimate the average expenditure of his customers.
Question:
a. Find the appropriate sample size necessary to achieve a margin of error of $5.
b. Find the appropriate sample size necessary to achieve a margin of error of $3.
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a Given E 5 18 z 2 z 0025 19...View the full answer
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Related Book For
Essentials Of Business Statistics Communicating With Numbers
ISBN: 9780078020544
1st Edition
Authors: Sanjiv Jaggia, Alison Kelly
Question Posted:
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