3. What sample size is needed for to give the desired margin of error in estimating a population mean with the indicated level of confidence? a. A margin of error within +1 with 99% confidence, assuming previous sample had s=3.4 b. A margin of error within +0.5 with 90% confidence, assuming o=25

3. What sample size is needed for to give the desired margin of error in estimating a population mean with the indicated level of confidence? a. A margin of error within +1 with 99% confidence, assuming previous sample had s=3.4 b. A margin of error within +0.5 with 90% confidence, assuming o=25

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A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

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What sample size is needed for to give the desired margin of error in estimating a population mean with the indicated level of confidence?

A margin of error within ±1 with 99% confidence, assuming previous sample had ?=3.4

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