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Normal distribution problem

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A) X~N(10,20). Then, P(X > 0)=P(X < 0)True or False.

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Solution Summary

This solution shows how to find probabilities of events from a known normal probability distribution.

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The notation X~N(10,20) means that the variable X has a normal distribution with mean 10 and standard deviation 20.

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    c) State that neither the normal nor the t distribution applies.

    //cf for previous problem 21722.Normal distribution does not apply since sample size is small.n=12.

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