Mathematics, 06.03.2020 22:52 Sallyjoe9630
A sample of small bottles and their contents has the following weights (in grams): 4, 2, 5, 4, 5, 2, and 6. What is the sample variance of bottle weight
Answers: 2
![\frac{\left[\begin{array}{ccc}(4-4)^{2} +(2-4)^{2} +\\(5-4)^{2} + (4-4)^{2} +\\(5-4)^{2} + (2-4)^{2} +\\(6-4)^{2}\end{array}\right]}{7-1}](/tpl/images/0536/2961/0cda8.png)
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A sample of small bottles and their contents has the following weights (in grams): 4, 2, 5, 4, 5, 2,...
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