Question: 1. Determine the smallest sample size required to estimate the population mean under the given specifications in parts a through d below. a. e=2.4, confidence

1. Determine the smallest sample size required to estimate the population mean under the given specifications in parts a through d below.

a. e=2.4, confidence level = 80%, data between 70 and 170

The smallest sample size required to estimate the population mean is

___________.

(Round up to the nearest whole number as needed.)

b. e=2.4, confidence level = 90%, data between 70 and 170

The smallest sample size required to estimate the population mean is

_________________.

(Round up to the nearest whole number as needed.)

c. e=4.8, confidence level=90%, data between 70 and 170

The smallest sample size required to estimate the population mean is

_________________.

(Round up to the nearest whole number as needed.)

d. e=4.8 confidence level=90%, data between 95 and 145

The smallest sample size required to estimate the population mean is

________________.

(Round up to the nearest whole number as needed.)

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