A data set has a normal distribution with a mean of 31 and a standard deviation of 8. About what percent of the data are between 23 and 39.

215.92 dollars is the answer

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step-by-step explanation:

i get you, what you should do is think of the positive things that would come out of it. it will make yours parents proud and raise your grade. you should always try and if you can't focus tell the teacher.