Filetype Power Point PPTX | Posted on 29 Aug 2022 | 3 years ago
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193x Filetype PPTX File size 1.92 MB Source: www.leonschools.net
Vocabulary
–
–Standard deviation: A measure of how far the
numbers in a data set deviate from the mean.
Represented by the Greek letter Sigma σ
–Variance: the square of standard deviation.
Represented by
EX 1 – What are the mean, variance, and
standard deviation of these values? 6.9
8.7 7.6 4.8 9.0
EX 1 Continued
EX 2 – What are the mean,
variance, and standard deviation
of these values? 52 63 65 77 82
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