#here test is right tailed test
let z be the standardized test statistics
#critical value at =0.01 is Z0.01=2.33
#rejection region is {z>2.33}
#Reject Ho if standardized test statistics is greater than 2.33
#Option 1st is correct
3 of 27 (1 complete) This Test: 27 pts pos This Question: 1 pt Suppose you...
This Question: 1 pt Suppose you want to test the claim that u#3.5. Given a sample size of n= 51 and a level of significance of a = 0.05, when should you reject Ho? A. Reject Ho if the standardized test statistic is greater than 1.645 or less than - 1.645. B. Reject Ha if the standardized test statistic is greater than 1,96 or less than - 1.96. C. Reject Ho if the standardized test statistic is greater than 2.575...
2 21) Suppose you want to test the claim that 1 > 12. Two samples are randomly selected from each population. The sample statistics are given below. At a level of significance of a = 0.01, when should you reject Ho? X1 - 690 51 = 45 ni =100 n2 - 125 X2675 52 25 A) Reject Ho if the standardized test statistic is greater than 1.645. B) Reject Ho if the standardized test statistic is greater than 2.33. C)...
10 pts Question 10O Provide an appropriate response. Suppose you want to test the claim that-3.5. Given a sample size of n level of significance of a-0.o5, when should you reject Ho? 40 and a Reject Ho if the standardized test statistic is greater than 1.96 or less than -1.96. Reject Ho if the standardized test statistic is greater than 2.33 or less than -2.33 Reject Ho if the standardized test statistic is greater than 1.645 or less than -1.645...
Provide an appropriate response. Find the critical value and rejection region for the type of z- test with level of significance a. Right- tailed test, a = 0.01 O zo 1.96; ; z > 1.96 2.33; z> 2.33 zo zo 2.575; z> 2.575 zo 1.645; z> 1.645 QUESTIO 8 points Save Answer Provide an appropriate response. Suppose you want to test the claim that 3.5. Given a sample size of n 40 and a level of significance of a 0.05...
Suppose you want to test the claim that μ ≠3.5. Given a sample size of n = 47 and a level of significance of α = 0.10, when should you reject H0 ? A..Reject H0 if the standardized test statistic is greater than 1.679 or less than -1.679. B.Reject H0 if the standardized test statistic is greater than 1.96 or less than -1.96 C.Reject H0 if the standardized test statistic is greater than 2.33 or less than -2.33 D.Reject H0...
Provide an appropriate response. Find the P-value for the hypothesis test with the standardized test statistic z. Decide whether to reject H o for the level of significance a. Right-tailed test z= 0.52 a= 0.05 0.0195; Reject Ho 0.3015; Reject Ho O 0.3015; Fail to reject Ho O 0.6030; Fail to reject Ho QUESTIO 8 points Save Answer Provide an appropriate response. Find the critical value and rejection region for the type of z- test with level of significance a....
Suppose you want to test the claim that µ1 < µ2. Two samples are randomly selected from each population. The sample statistics are given below. At a level of significance of α = 0.05, when should you reject H0? n1 = 35 n2 = 42 x̅1 = 29.05 x̅2 = 31.6 s1 = 2.9 s2 = 2.8 Suppose you want to test the claim that u1<p2. Two samples are randomly selected from each population. The sample statistics are given...
_ 9) In a sample of 10 randomly selected women, it was found that their mean height was 634 inches. From previous studies, it is assumed that the standard deviation, , 124 inches and that the population of height measurements is normally distributed a) Construct the confidence interval for the population mean height of women b) If the sample size was doubled to 20 women, what will be the effect on the confidence interval? 10) 10) The numbers of advertisements...
Provide an appropriate response. Determine the critical value, zo, to test the claim about the population proportion p= 0.250 given n = 48 and p = 0.231 Use a=0.01. O +1.96 0 +1.645 +2.33 +2.575 QUEST 12.5 points Save Answer Provide an appropriate response. Determine the standardized test statistic, z, to test the claim about the population proportion p2 0.132 given n = 48 and p=0.11. Use a -0.05. -0.124 -0.568 -0.45 -1.645 QUEST 12.5 points Save Answer Provide an...
Suppose you want to test the claim that μ1 = μ2. Two samples are randomly selected from normal populations. The sample statistics are given below. Assume that σ 2 over 1 ≠ σ 2 over 2 . At a level of significance α=0.01, when should you reject H0? n1 = 25 n2 = 30 1 = 21 2 = 19 s1 = 1.5 s2 = 1.9 A. Reject H0 if the standardized test statistic is less than -2.492 or greater...