# Sample Scores

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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?

##### Solution Preview

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

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<br>Unpaired t test results

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<br>P value and statistical significance: ...

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