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Men and women are tested to find out how high is their vertical leap. 20 women...

Men and women are tested to find out how high is their vertical leap. 20 women had a mean vertical leap of 32.4 inches with a s.d. of 4.2 inches. A sample of 18 men had a mean of 34.2 inches with a s.d. of 5.1 inches. Test the claim that there is no difference between men and women in their vertical leap at the 5% significance level.

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