Mathematics, 30.11.2019 04:31 BossKnight
Acollege would like to estimate the average monthly income of its students. how many students must be sampled in order to estimate mu with 90% confidence and a margin of error of e = $4? suppose the population standard deviation is known to be
a. $70.
b. 270
c. 288
d. 829
e. 249
Answers: 3
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Acollege would like to estimate the average monthly income of its students. how many students must b...
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