Question

hew View Utilities Actions Help FUU-User M The swim Tho mas Thema and tomatically that the expres Wwwga w when all the me, 8 minutes, 1 minute and de A Netwewed. This can be once Force Completion This can be ved and med at any port has prod. The time will continue to it you leave the test Remaining Time 1 hour, 27 minutes, 48 seconds Question Completion Status Close Window Question of 22 > Moving to the question w ave Question 4 A recent report by the American Medical Association stated the average annual salary of psychiatrist is $189,121 with a population standard deviation of $26,975. A group of hospital administrators randomly sampled 64 psychiatrists and found an average annual salary of $198.630. The group claims that the average annual salary is actually higher than what the American Medical Association reported. What is the P value for this one-sided test? 0.0024 0.0035 0.112 0.6237 Close Window A MacBook Air CVBNM

Answer 1

| Ans. Mean cel =189121 Sid (6): 26975 ne 64 =198630 Hypothesis Ho: <= 18912/ Vis. Si Di Ha: u 189/21 Test statistic 10 ! z = F-2 6/10 22 2697 89127 - 198630 -189/2/ 26975 / 164 9509 3371.875 = 2.82 z - Pralue = = P(Z > 2.82), 0.0024 from t-table.