A dient wants to determine whether there is a significant difference in the time required to complete a program evaluation with the three different methods that are in common use. Suppose the times (in hours) required for each of 18 evaluators to conduct a program evaluation follow. Method 1. Method 2 Method 3 66 61 56 74 72 68 65 75 69 66 58 78 71 59 71 70 Use a 0.05 and test to see whether there is a significant difference in the time required by the three methods. State the null and alternative hypotheses. O Ho: All populations of times are identical. H: Not all populations of times are identical. O Ho: Median, Median, Median, H: Median, Median, Median, O Ho: Not all populations of times are identical. H: All populations of times are identical. O Ho: Median, Median, Median, H: Median, Median - Median, - O Ho: Median, Median - Median, H: Median, > Median, > Median, Find the value of the test statistic. (Round your answer to two decimal places.) Find the p-value. (Round your answer to three decimal places.) p-value- State your condusion. O Do not reject Ho. There is not sufficient evidence to conclude that there is a significant difference in the time required by the three methods. O Reject Ho. There is not sufficient evidence to conclude that there is a significant difference in the time required by the three methods. Do not reject Ho. There is sufficient evidence to conclude that there is a significant difference in the time required by the three methods. O Reject Ho. There is sufficient evidence to conclude that there is a significant difference in the time required by the three methods.

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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A dient wants to determine whether there is a significant difference in the time required to complete a program evaluation with the three different methods that are in common use. Suppose the times (in hours) required for each of 18 evaluators to conduct a program evaluation
follow.
Method 1. Method 2 Method 3
66
61
56
74
72
68
65
75
69
66
58
78
71
59
71
70
Use a 0.05 and test to see whether there is a significant difference in the time required by the three methods.
State the null and alternative hypotheses.
O Ho: All populations of times are identical.
H: Not all populations of times are identical.
O Ho: Median, Median, Median,
H: Median, Median, Median,
O Ho: Not all populations of times are identical.
H: All populations of times are identical.
O Ho: Median, Median, Median,
H: Median, Median - Median,
-
O Ho: Median, Median - Median,
H: Median, > Median, > Median,
Find the value of the test statistic. (Round your answer to two decimal places.)
Find the p-value. (Round your answer to three decimal places.)
p-value-
State your condusion.
O Do not reject Ho. There is not sufficient evidence to conclude that there is a significant difference in the time required by the three methods.
O Reject Ho. There is not sufficient evidence to conclude that there is a significant difference in the time required by the three methods.
Do not reject Ho. There is sufficient evidence to conclude that there is a significant difference in the time required by the three methods.
O Reject Ho. There is sufficient evidence to conclude that there is a significant difference in the time required by the three methods.
Transcribed Image Text:A dient wants to determine whether there is a significant difference in the time required to complete a program evaluation with the three different methods that are in common use. Suppose the times (in hours) required for each of 18 evaluators to conduct a program evaluation follow. Method 1. Method 2 Method 3 66 61 56 74 72 68 65 75 69 66 58 78 71 59 71 70 Use a 0.05 and test to see whether there is a significant difference in the time required by the three methods. State the null and alternative hypotheses. O Ho: All populations of times are identical. H: Not all populations of times are identical. O Ho: Median, Median, Median, H: Median, Median, Median, O Ho: Not all populations of times are identical. H: All populations of times are identical. O Ho: Median, Median, Median, H: Median, Median - Median, - O Ho: Median, Median - Median, H: Median, > Median, > Median, Find the value of the test statistic. (Round your answer to two decimal places.) Find the p-value. (Round your answer to three decimal places.) p-value- State your condusion. O Do not reject Ho. There is not sufficient evidence to conclude that there is a significant difference in the time required by the three methods. O Reject Ho. There is not sufficient evidence to conclude that there is a significant difference in the time required by the three methods. Do not reject Ho. There is sufficient evidence to conclude that there is a significant difference in the time required by the three methods. O Reject Ho. There is sufficient evidence to conclude that there is a significant difference in the time required by the three methods.
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