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A sample of scores on an examination given to both males and females in MAT 560 is:

Males 72, 69, 98, 66, 85, 76, 79, 80, and 77
Females 81, 67, 90, 78, 81, 80, and 76
At the .01 level of significance, is the mean grade of the female students higher than that of the males?

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Solution Summary

A sample of scores on an examination given to both males and females in MAT 560 is:

Males 72, 69, 98, 66, 85, 76, 79, 80, and 77
Females 81, 67, 90, 78, 81, 80, and 76
At the .01 level of significance, is the mean grade of the female students higher than that of the males?

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You can do a unpaired t test for this.
<br>you can do this at :
<br>http://www.graphpad.com/quickcalcs/ttest1.cfm?Format=C
<br>
<br>
<br>
<br>Unpaired t test results
<br>
<br>P value and statistical significance: ...

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