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Gender/Handedness Right Left Total Boys 21 8 29 Girls 24 12 36 Total 45 20 65...

Gender/Handedness
Right Left Total
Boys 21 8 29
Girls 24 12 36
Total 45 20 65

Again test the null hypothesis that the percentage of right-handed boys is the same as the percentage of right-handed girls. Use the method based on the normal approximation (e.g., z-test). (Hint: Prob(right-handed | boy)=21/29.)

Math   Statistics-And-Probability   
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