1000 test scores are approximately normally distributed with a mean of 60 and a standard deviation of 8, if a grade of B is assigned to the scores between 68 and 76, how many scores will receive a grade of B?.

c

Step-by-step explanation:

I took the test

she would want to sell 10 full-year subscriptions and at least 9 half-year subscriptions to get a total of at least $300. 

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step-by-step explanation:

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