The length of an episode of the hit TV show, Normaler Things, is normally distributed with a mean of 54 minutes and a standard deviation of 3.5 minutes. The length of the season finale of the most recent season of Normaler Things is at the 80th percentile. What is the length of this episode?

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Q: What is the standard deviation?

A: We have to calculate the SD for the given frequency distribution.

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A: Answer:----.                       Date:----10/10/2021

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Q: What is the Standard Deviation?

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