Question: 1. Find the minimum sample size needed to be 95% confident that the sample standard deviation s is within 1% of . 2. Find the

1.Find the minimum sample size needed to be 95% confident that the sample standard

deviation s is within 1% of .

2.Find the minimum sample size needed to be 95% confident that the sample standard

deviation s is within 30% of .

3. Find the minimum sample size needed to be 99% confident that the sample variance is

within 40% of the population variance.

4.Find the minimum sample size needed to be 95% confident that the sample variance is

within 20% of the population variance.

Help please ! im stuck with this ...

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