Question: For which sample (i or ii) would you expect the SD of heights to be larger? Or, would they be about the same? (a) (i)

For which sample (i or ii) would you expect the SD of heights to be larger? Or, would they be about the same?
(a) (i) A sample of 10 women ages 18-24, or (ii) a sample of 100 women ages 18-24.
(b) (i) A sample of 20 male college basketball players, or (ii) a sample of 20 college-age men.
(c) (i) A sample of 15 professional male jockeys, or (ii) a sample of 15 professional male biologists.

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