The accompanying data represent the miles per gallon of a random sample of cars with a?...

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Basic Math

The accompanying data represent the miles per gallon of a randomsample of cars with a? three-cylinder, 1.0 liter engine.

?(a)

Compute the? z-score corresponding to the individual whoobtained

39.839.8

miles per gallon. Interpret this result.

?(b)

Determine the quartiles.

?(c)

Compute and interpret the interquartile? range, IQR.

?(d)

Determine the lower and upper fences. Are there any?outliers?

32.4
34.1
34.5
35.7
36.1
36.3
37.5
37.7
37.9
38.1
38.3
38.5
38.7
39.1
39.5
39.8
39.9
40.6
41.3
41.6
42.3
42.7
43.8
49.0

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