Question: Determine the minimum sample size required when you want to be 95% confident that the sample mean is within 1.4unites of the population mean. Assume

Determine the minimum sample size required when you want to be 95% confident that the sample mean is within 1.4unites of the population mean. Assume that the population is normally distributed with standard deviation = 5.

1. The critical value:

2. The margin of error:

3. The sample size

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