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Author Question: Suppose that the data set {x1,x2, x3, ...,xN} has average A and standard deviation s. If A' and s' ... (Read 352 times)

MirandaLo

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Question 1

Which of the following [A), B), C), or D)] is not a measure of spread?
◦ the median
◦ the range
◦ the standard deviation
◦ the interquartile range
◦ all of these are measures of spread.

Question 2

Suppose that the data set {x1,x2, x3, ...,xN} has average A and standard deviation s. If A' and s' are the average and standard deviation of the data set respectively, then
◦ A' = A + c and s' = s.
◦ A' = A + c and s' = s + c.
◦ A' = A and s' = s.
◦ A' = A and s' = s + c.
◦ none of these


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Marked as best answer by MirandaLo on May 5, 2020

ms_sulzle

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MirandaLo

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Reply 2 on: May 5, 2020
Great answer, keep it coming :)


amcvicar

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Reply 3 on: Yesterday
Excellent

 

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