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Car rental rates per day for a sample of seven Eastern US cities are as follows

ID: 2922170 • Letter: C

Question

Car rental rates per day for a sample of seven Eastern US cities are as follows (The Wall Street Journal, January 16, 2004).

City

Daily Rate

Boston

$43

Atlanta

35

Miami

34

New York

58

Orlando

30

Pittsburgh

30

Washington, D.C.

36

Compute the mean, median, mode for the car rental rates.

Compute the 47th percentile, first quartile, second quartile, and third quartile.

Compute the range, interquartile range, variance, standard deviation, and coefficient of variation of the car rental rates.

Compute the z-score for the rental rate in Orlando.

(PLEASE SHOW ALL WORK)

City

Daily Rate

Boston

$43

Atlanta

35

Miami

34

New York

58

Orlando

30

Pittsburgh

30

Washington, D.C.

36

Explanation / Answer

Descriptive Statistics: Daily Rate


Variable Mean StDev Variance CoefVar Q1 Median Q3 Range IQR
Daily Rate 38.00 9.85 97.00 25.92 30.00 35.00 43.00 28.00 13.00

N for
Variable Mode Mode
Daily Rate 30 2

Daily Rate Z score 43 0.507614 35 -0.30457 34 -0.40609 58 2.030457 30 -0.81218 30 -0.81218 36 -0.20305