2. The lengths in minutes of nine music CDs are 45,
63, 74, 69, 72, 53, 72, 73, and 50.
a. Fi...
Mathematics, 28.09.2020 14:01, coopyishome
2. The lengths in minutes of nine music CDs are 45,
63, 74, 69, 72, 53, 72, 73, and 50.
a. Find the mean.
b. Find the deviation from the mean for each value
c. Find the standard deviation of the data set.
d. What are the units of the mean, the deviations
from the mean, and the standard deviation?
Answers: 2
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