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Standard Deviation
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Question 3
Medium
45%
n=15n = 15
n
=
15
∑y=72 \sum y = 72
∑
y
=
72
∑y2=396 \sum y^2 = 396
∑
y
2
=
396
Calculate the standard deviation.
Give your answer correct to 1 decimal place.
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Standard Deviation Questions
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Statistics
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Standard Deviation