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Help please use white paper IF HANDWRITTEN and make the solution readable Thank you I WILL GIVE UPVOTE. FINAL ANSWER MUST.BE TYPEWRITTEN for better understanding.

Help please use white paper IF HANDWRITTEN and make the solution readable Thank you I WILL GIVE UPVOTE.

FINAL ANSWER MUST.BE TYPEWRITTEN for better understanding.

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IQ is normally distributed with mean 100 and standard deviation 20. What is the probability of selecting a random sample of size 100 with mean IQ larger than 105

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