SOLUTION: What is the total amount of minutes that 99.7% of the fitness club members work out for? On the average, members at a local fitness center work out for 90 minutes with a sta

Question 1061040: What is the total amount of minutes that 99.7% of the fitness club members work out for?

On the average, members at a local fitness center work out for 90 minutes with a standard deviation of 15 minutes.�The distribution is normal.

Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Use EXCEL's NORMSINV to find the z score corresponding to

So,

Less than or equal to 131 minutes.

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