Question

Let X be normally distributed with mean μ = 2.5 and standard deviation σ = 2....

Let X be normally distributed with mean μ = 2.5 and standard deviation σ = 2. Use Excel to answer the following questions.

Find k such that P(k ≤ X ≤ 2.5) = 0.4943.  Round your answer to 2 decimal places.

Math   Statistics-And-Probability   
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Answer #1

according to the problem,

[for getting the value of , in any blank cell of excel type =NORMDIST(2.5,2.5,2,TRUE) press enter.]

[in any blank cell of excel type =NORMINV(0.0057,2.5,2) press enter.]

***in case of doubt, comment below. And if u liked the solution, please like.

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