Mathematics, 11.02.2021 17:40 kerena8291
Complete the chart to find the mean, variance, and standard deviation. Remember to use commas and round numbers
to the nearest tenth.
Ð¥
Ð¥
X-X
(X-X/²
1.45
= -357.5
The mean is
2. 340
=-62.5
The variance is
3.400
= -2.5
=
The standard deviation is
4.825
422.5 =
na
ΣΧ =
X=
E (X - x)2 = 310,225.2
Answers: 1
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