The accompanying data represent the miles per gallon of a random sample of cars with a three-cylinder, 1.0 liter engine. (a) Compute the z-score corresponding to the individual who obtained 40.2 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? Click the icon to view the data. MPG Data 32.8 36.1 37.9 38.6 40.2 42.4 34.1 36.2 38.1 38.8 40.6 42.8 34.4 37.4 38.3 39.4 41.4 43.3 35.4 37.6 38.5 39.6 41.5 49.3

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The accompanying data represent the miles per gallon of a random sample of cars with a three-cylinder, 1.0 liter engine.
(a) Compute the z-score corresponding to the individual who obtained 40.2 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?
Click the icon to view the data.
MPG Data
32.8
36.1
37.9
38.6
40.2
42.4
1.1
36.2
38
38.8
40
42.8
34.4
37.4
38.3
39.4
41.4
43.3
35.4
37.6
38.5
39.6
41.5
49.3
Transcribed Image Text:The accompanying data represent the miles per gallon of a random sample of cars with a three-cylinder, 1.0 liter engine. (a) Compute the z-score corresponding to the individual who obtained 40.2 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? Click the icon to view the data. MPG Data 32.8 36.1 37.9 38.6 40.2 42.4 1.1 36.2 38 38.8 40 42.8 34.4 37.4 38.3 39.4 41.4 43.3 35.4 37.6 38.5 39.6 41.5 49.3
(a) Compute the z-score corresponding to the individual who obtained 40.2 miles per gallon. Interpret this result.
The z-score corresponding to the individual is and indicates that the data value is
standard deviation(s)
the
(Type integers or decimals rounded to two decimal places as needed.)
(b) Determine the quartiles.
Q, =
mpg
Q2 =
mpg
Q3 =
(Type integers or decimals. Do not round.)
%3D
mpg
(c) Compute and interpret the interquartile range, IQR. Select the correct choice below and fill in the answer box to complete your choice.
(Type an integer or a decimal. Do not round.)
The interquartile range is
mpg. It is the range of
(d) Determine the lower and upper fences. Are there any outliers?
Transcribed Image Text:(a) Compute the z-score corresponding to the individual who obtained 40.2 miles per gallon. Interpret this result. The z-score corresponding to the individual is and indicates that the data value is standard deviation(s) the (Type integers or decimals rounded to two decimal places as needed.) (b) Determine the quartiles. Q, = mpg Q2 = mpg Q3 = (Type integers or decimals. Do not round.) %3D mpg (c) Compute and interpret the interquartile range, IQR. Select the correct choice below and fill in the answer box to complete your choice. (Type an integer or a decimal. Do not round.) The interquartile range is mpg. It is the range of (d) Determine the lower and upper fences. Are there any outliers?
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