Ateacher says that the top 14% of the class received an a on the last test. the scores were normally distributed with mean 70 and standard deviation 12. find the minimum score required to get an a.

The minimum score would be 83.08.

Step-by-step explanation:

Since we have given that

Mean = 70

Standard deviation = 12

Top 14%  of the class received an A on last test.

So, right tail of (100-14=86%) = 1.09

So, the minimum score required to get an A is given by

Hence, the minimum score would be 83.08.

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step-by-step explanation:

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~courtney