atis Quiz Me: Quiz Me: 5.2-4 Find the This quiz: 3 point(s) required sample sizes to estimate the Question 2 of 3 possible Resume later This question: 1 population mean. point(s) possible Submit quiz elp An IQ test is designed so that the mean is 100 and the standard deviation is 20 for the population of normal adults. Find the sample size necessary to estimate the mean IQ score of statistics students such that it can be said with 95% confidence that the sample mean is within 4 IQ points of the true mean. Assume that o = 20 and determine the required sample size using technology. Then determine if this is a reasonable sample size for a real world calculation. 3/ 7 The required sample size is . (Round up to the nearest integer.) Would it be reasonable to sample this number of students? No. This number of IQ test scores is a fairly large number. Yes. This number of IQ test scores is a fairly large number. Yes. This number of IQ test scores is a fairly small number. No. This number of IQ test scores is a fairly small number. cess ibrary Statcrunch Next Use the normal distribution to find values corresponding to given areas 9:25 e here to search Rain . ~ - 3 6 0 (1) 3/26/ prt sc insert delet F2 F3 DII home end F6 F8 F9 F10 F11 F12 F4 F5