Determine the Standard Deviation from the Mean of the Ages

question 103

Multiple Choice

Determine the standard deviation from the mean of the ages of the students in a technical mathematics class whose ages are: 42, 18, 19, 20, 23, 36, 18, 25, 20, 20, 24, 22, 26, 29, 37, 20, 20, 27, 42, 51, 24, 45, 24, 18, 31.

• A)27.24
• B)20
• C)9.52
• D)33

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