Question: The figure shows histograms for three different samples, each with sample size n = 100. a. Which sample has the (i) largest and (ii) smallest

The figure shows histograms for three different samples, each with sample size n = 100.
a. Which sample has the (i) largest and (ii) smallest standard deviation?
b. To which sample(s) is the empirical rule relevant? Why?

1 2 3 4 5 6 7 89 1 2 3 4 5 6 7 89 1 2 3 4 5 6789

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