STA 2023 Statistics (3) Worked Elizabeth Lineback | 03/16/21 10:13 PM ent Scor Homework: Week 3 Homework (7.1-7.3) mpts: homew Score: 0 of 6 pts Assigned Media Submis 7.3.19 the me 14 of 15 (0 complete) Save HW Score: 11%, 11 of 100 pts Question Help Assume that the sample is a simple random sample obtained from a normally distributed population of IQ scores of statistics professors. Use the table below to find the minimum sample size needed to be 99% confident that the sample standard deviations is within 50% of o. Is this sample size practical? To be 95% confident that's is within 1% 5% 10% 20% 30% 40% 50% hapter mapter of the value of o, the sample size n should be at least 19,205 768 21 48 192 12 8 apter To be 99% confident that s is within 1% 5% apter 2 of the value of o, the sample size n should be at least 10% 20% 30% 40% 50% 33,218 1,336 336 38 85 22 14 apter 7 apter 7 The minimum sample size needed is apter apter 1