It is believed that the average grade on an English essay in a particular school system for females is higher than for males. A random sample of 12 females had a mean score of 82 with a standard deviation of three, and a random sample of 8 males had a mean score of 76 with a standard deviation of four. Select the null and alternative hypotheses.
It is believed that the average grade on an English essay in a particular school system for females is higher than for males. A random sample of 12 females had a mean score of 82 with a standard deviation of three, and a random sample of 8 males had a mean score of 76 with a standard deviation of four. Select the null and alternative hypotheses.
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter13: Probability And Calculus
Section13.2: Expected Value And Variance Of Continuous Random Variables
Problem 10E
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It is believed that the average grade on an English essay in a particular school system for females is higher than for males. A random sample of 12 females had a mean score of 82 with a standard deviation of three, and a random sample of 8 males had a mean score of 76 with a standard deviation of four.
Select the null and alternative hypotheses.
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