Multiple

8. You have two ways to travel from Irbid to Aqaba. The first one is Al-Sahrawi Street (S) and the second one is Dead Sea street (D). The mean and standard deviation of reach time is summarized in the table below: Street (S) (D) X Bar Sigma n 3.30 h 0.40 h 50 2.90 h 0.30 h 100 Where: X Bar: Sample Mean Sigma :Population Standard Deviation n: Sample size h: Hours The result of Testing the state hypothesis at 0.01 significance(the two samples are unrelated) H0: H_s>H_D H1: p_s$u_D is: (3 Points) Z= 6.25 (Calculated) is greater than Z=-2.33 ( Tabulated), fail to reject null hypothesis Z= 6.25 (Calculated) is greater than Z= 2.33 ( Tabulated), reject null hypothesis Z= 6.86 (Calculated) is greater than Z= 1.645 ( Tabulated), reject null hypothesis None of Above