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hypothesis test?

Find the 96% confidence limits for the true mean weekly study time of students if a sample of 25 had an average of 20 hrs per week and a sd of 3 hrs.

2006-11-20 22:45:42 · 1 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics

1 answers

96 % corresponds to mean with addor sbstract 2 Sd

here 20-2*3 =14 20+2*3 = 26

14

2006-11-20 22:49:22 · answer #1 · answered by maussy 7 · 0⤊ 0⤋

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