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kenny6666 [7]
3 years ago
6

. According to a recent report, people smile an average of µ = 62 times per day. Assuming that the distribution of smiles is app

roximately normal with a standard deviation of σ = 18, find each of the following values: a. What proportion of people smile more than 80 times a day
Mathematics
1 answer:
Leokris [45]3 years ago
6 0
Idk my horse face sorry dear
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