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3 years ago

8

The tar contents of 8 brands of cigarettes selected at random from the latest list released by the federal Trade Commission is a

s follows: 7.3, 8.6, 10.4, 16.1, 12.2, 15.1, 14.5, and 9.3 milligrams. Calculate (
a. The mean;(
b. The variance.

1 answer:

sattari [20]3 years ago

3 0

The mean is 11.7 i don't know the Variance

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