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Finally Professor Heidt has decided to look at the classwork averages in one of his Survey of Math courses For this course he includes all

Finally Professor Heidt has decided to look at the classwork averages in one of his Survey of Math courses For this course he includes all 30 scores listed below Calculate the mean and standard deviation for the grades HINT Use a frequency table to simplify your calculations 7 7 8 9 10 7 8 8 9 10 7 7 7 7 8 8 8 8 9 9 9 9 9 9 9 9 10 10 10 10

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