A readability analysis is conducted to determine how easy four different newspapers are to read for the average citizen.The sample scores are below: At the = .01 level of significance,test the claim that the four newspapers have the same readability level.
A)Reject the null hypothesis
B)Fail to reject the null hypothesis

Question

A readability analysis is conducted to determine how easy four different newspapers are to read for the average citizen.The sample scores are below:  At the  = .01 level of significance,test the claim that the four newspapers have the same readability level.
A)Reject the null hypothesis 
B)Fail to reject the null hypothesis

Quizplus · Accepted Answer

Reject H₀ so for the four newspapers,at least two differ in their readability level.H₀: All newspapers have identical readability levels vsH_A: At least two of the newspapers differ in their locationF1F1F1S1F1F1F10² for F1F1F1S1F1F1F10 = .01 with p = k-1 = 4-1 = 3 degrees of freedom = 11.345N = 4*5 = 20H = [12/(20*21)][(32.5)²/5 + (69.5)²/5 + (23)²/5 + (85)²/5] - 3(21)H = 14.95Reject null hypothesis if H > F1F1F1S1F1F1F10²

A Readability Analysis Is Conducted to Determine How Easy Four