Question: Looking for n when the power = 0.90 7.09 ) SD - of Age difference = 10 Significance level = 0. 05 M. : Mother's

 Looking for n when the power = 0.90 7.09 ) SD

Looking for n when the power = 0.90

- of Age difference = 10 Significance level = 0. 05 M.

7.09 ) SD - of Age difference = 10 Significance level = 0. 05 M. : Mother's age M.: Eldest child's age Hos My - Mg = 20 5= 10 Hy : My - My 720 Approximately how large should n be such that the power of the test = 0. go when M - Mg = 25 years ! 25 .96

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