Question

compare the standard deviation with that obtained by the range rule of thumb ($r/4$). comment on the results.
the range rule of thumb, 56.5, select a reasonable estimate of the standard deviation, 59.8, for this data.

Explanation:

Step1: Analyze the values

We have the range - rule - of - thumb estimate 56.5 and the actual standard deviation 59.8.

Step2: Determine closeness

56.5 is relatively close to 59.8.

Answer:

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