4 Home : Math170Fall22Johnson O X Exam 3 Home : Math170Fall22Johnsor * # Human Anat Neurons Chapter / C webwork2.wcu.edu/webwork2/Math170Fall22Johnson/quiz_mode/Exam_3/ TP # 0 Problem 3. Remaining time: 48:52 (min:sec) (1 point) A random sample of 700 adults in Flagstaff found 98 adults who had lost a job in the past year. Find a 95% confidence interval for the true percent of adults in Flagstaff who have lost a job in the past year. Express your results to the nearest hundredth of a percent. Answer: % Note: You can earn partial credit on this problem. preview answers Problem 4. (1 point) Use the given data to find the 95% confidence interval estimate of the population mean /. Assume that the population has a normal distribution. IQ scores of professional athletes: Sample size n = 10 Mean a = 104 Standard deviation s = 10 Give the critical value needed (rounded to two decimal places): The associated confidence interval is: