28752 Review your 93% and 99% confidence intervals above. Which is wider and why? SCC 7. Suppose that next year we again will collect data and will want to estimate the mean height of the student body. The minimun sample size we need to take depends on what confidence level and margin of we specify 30, une section 6.1 as a guide for this question, e-baner from 2, remember roundup) Determine the minimum sample size needed 9% confident that the sample mean we get inch of the true mean b. Determine the minimum sample size needed to be 9% confident that the sample man within inch of the thaman c. Determine the minimum sample size needed to be 90% confident that the samples within of Answer the following using your armes, from Which sample size met in and is larger and why? Which sample sizes in