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A Test of Spelling Ability Is Given to a Random

Question 71

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A test of spelling ability is given to a random sample of 10 students before and after they completed a spelling course.The mean score before the course was 119.60 and after the course the mean score was 130.80.The standard deviation of the difference was 16.061.Test the hypothesis at A test of spelling ability is given to a random sample of 10 students before and after they completed a spelling course.The mean score before the course was 119.60 and after the course the mean score was 130.80.The standard deviation of the difference was 16.061.Test the hypothesis at = .05 A) Reject H<sub>0</sub> B) Fail to reject H<sub>0</sub> = .05


A) Reject H0
B) Fail to reject H0

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