Question

A normal distribution has a mean equal to 48. What is the standard deviation of this normal distribution if 2.5% of the proportion under the curve lies to the right of x = 61.72? (Round your answer to two decimal places.)

Answer #1

according tho the problem:-

[ in any blank cell of excel type =NORMSINV(0.975).....then press enter ]

**the standard
deviation of this normal distribution = 7.00**

***in case of doubt, comment below. And if u liked the solution,
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https://www.webassign.net/priviterastats3/priviterastats3_appendix_c.pdf

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