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74+11(47-X)<20 X>51.91 Then apply P(X>51.91) on a normal distribution of N(50,10/sqrt(11)), and you'll get 0.2632
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The Central Limit Theorem #5
You are viewing a single comment's thread. Return to all comments →
74+11(47-X)<20 X>51.91 Then apply P(X>51.91) on a normal distribution of N(50,10/sqrt(11)), and you'll get 0.2632