Mathematics, 19.11.2020 19:10 puchie1225
Complete the chart to find the mean, variance, and standard deviation. Remember to use commas and round numbers
to the nearest tenth.
B-R
x
1.45
2.340
x-X
=-357.5
The mean is
2.340
=-62.5
The variance is
3.400
= -2.5
278.5
The standard de 402.5
4.825
77.5563
= 422.5
2X=
x=
(x - x)2 = 310,225.2
Answers: 3
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