Question: Compute a .95 confidence for the trimmed mean if (a) n = 24, s 2 w = 12, Xt = 52, (b) n = 36,

Compute a .95 confidence for the trimmed mean if

(a) n = 24, s 2

w = 12, X¯t = 52,

(b) n = 36, s 2

w = 30, X¯t = 10,

(c) n = 12, s 2

w = 9, X¯t = 16.

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