test scores on a college algebra test are as follows 67 69 71 75 78 78 83 85 85 85 85 86 87 89 92 95 98 98 98 100 100 100 100

Question

test scores on a college algebra test are as follows 67 69 71 75 78 78 83 85 85 85 85 86 87 89 92 95 98 98 98 100 100 100 100 100 100 a Find the range of the data b Find the interquartile range c Find the mean of the data d Find the standard deviation e Within how many standard deviations of the mean is a score of 65

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