Chapter 3: Q 3.57. (page 113)
Explain the purpose of a measure of variation.
A measure of variation is a metric that shows how much variety or spread there is in a set of data.
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Explain in detail the purpose of a measure of center.
We have provided simple data set for you to practices the basics of finding measures of center. For each data set determine the:
a) Mean
b)Median
c) Mode.
The given data set is.
Simple data sets have been given for you to try locating the descriptive metrics mentioned in this section. For each data set separately.
(a) Calculate the quartiles,
(b) calculate the interquartile range
(c)compile a five-number summary.
Identify each quantity as a parameter or a static
(a)
(b)
(c)
(d)
A quantitative data set has size has mean and standard deviation . At least how many observations lie betweenand
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