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3. True or false: X has a normal distribution with mean 2 and standard deviation .4. You took a sample of size 9. Therefore, P(X
3. True or false: X has a normal distribution with mean 2 and standard deviation .4. You took a sample of size 9. Therefore, P(X less than 3)= norm.dist(3,2,.4/sqrt(9),1) OR =norm.dist(3,2,.4/3,1)
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