For Problem 19.1, using Equations (19.1) and (19.6), calculate the mean and standard deviation of the class scores.
Problem 19.1:
The scores of a test for an engineering class of 30 students is shown here. Organize the data in a manner similar to Table 19.1 and use Excel to create a histogram.
Scores: 57, 94, 81, 77, 66, 97, 62, 86, 75, 87, 91, 78, 61, 82, 74, 72, 70, 88, 66, 75, 55, 66, 58, 73, 79, 51, 63, 77, 52, 84
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