Solve the following problem by doing hand calculations. Please do not use Excel or any other computer
Question:
27 31 36 28 34 27 29 32 32 24
a. Compute the mean, median, first quartile, and third quartile.
b. Compute the variance, standard deviation, range, interquartile range, coefficient of variation, and Z scores. Variance = (27-30)2 + (27-30)2 + (29-30)2 +..(36-30)2 / 10 = 109.09/10 = 10.9090
c. Are the data skewed? If so, how?
d. Based on the results of (a) through (c), what conclusions can you reach concerning the miles per gallon of mid-sized sedans?
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Related Book For
Basic Business Statistics
ISBN: 9780321870025
13th Edition
Authors: Mark L. Berenson, David M. Levine, Kathryn A. Szabat
Question Posted: