Mathematics, 15.04.2022 06:40 genyjoannerubiera
Following is the probability distribution for age of a student at a certain public high school.
X
13
14
15
16
17
18
P(x) 0.09 0.22 0.24 0.28 0.15 0.02
(a) Find the variance of the ages. Round the answer to at least four decimal places.
The variance of the ages is
Answers: 2
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Following is the probability distribution for age of a student at a certain public high school.
X<...
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