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Unit Test #5: Statistics of One-Variable

Show all your work, using good form and following methods learned in class! Round to two decimal

places

1.

Twenty-four professionals were asked how far they lived from their home to their place of

employment. The results are listed below, in km:

a)

Calculate the following:

23.5

8.4

13.9 22.7

33.4

7.1

18.5 16.3

33.8

47.9 27.6

34.2

29.3

9.4

56.8

17.2

70.9 46.2

98.9 42.1

59.2

38.2

10.5

38.6

[5] mean =

median =

first quartile=

third quartile=

IQR =

b )

Depending on if there are any outliers, draw a box-and-whisker plot. Be sure to label the key

values in the plot.

[3]... Show moreï¿½