Question
The manager of a department store wants to estimate the proportion of customers who use the store's credit card for their purchases. The manager wants
The manager of a department store wants to estimate the proportion of customers who use the store's credit card for their purchases. The manager wants the estimate to be within 5% of the actual proportion of customers who use the store's credit card. How large a sample should the manager take in order to be 96% confident of the result?
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A First Course in General Relativity
Authors: Bernard Schutz
2nd edition
521887054, 978-0521887052
