The following data give the prices of seven textbooks randomly selected from a university bookstore. a. Find
Question:
a. Find the mean for these data. Calculate the deviations of the data values from the mean. Is the sum of these deviations zero?
b. Calculate the range, variance, and standard deviation.
Transcribed Image Text:
$89 $170 104 $113 $56 $161 $147
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