Question: If X is distributed as N (3, 4), use the table to find: (a) P(l < X < 7), P(X < 5), P(-2 < X

If X is distributed as N (3, 4), use the table to find:

(a) P(l< X< 7), P(X< 5), P(-2< X< 1.5)

(b) a number a such that P ((X — 2) <

a) = .95

(c) the .05, .25, .67, and .99 fractiles of the distribution.

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