Question: Consider the following sample data. Sample A: 3, 4, 5 Sample B: 62, 63, 64 Sample C: 1,005; 1,006; 1,007 (a) Find the mean and

Consider the following sample data.

Sample A: 3, 4, 5

Sample B: 62, 63, 64

Sample C: 1,005; 1,006; 1,007

(a)Find the mean and standard deviation for each sample.

Sample A Mean? Sample Standard Deviation?

Sample B Mean? Sample Standard Deviation?

Sample C Mean? Sample Standard Deviation?

(b)What does this exercise show about the standard deviation?

  • The idea is to illustrate that the standard deviation is not a function of the value of the mean OR
  • The idea is to illustrate that the standard deviation is a function of the value of the mean

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