Answer
$17.3$%
Work Step by Step
For the total number of weeks we make the summation of the frequencies: $4+2+9+8+12+8+5+2+1+0+1=52.$
The frequency of 2 cars sold in a week: 9.
Now: $\frac{9}{52}\approx0.173=17.3$%.
Statistics: Informed Decisions Using Data (4th Edition)
by Sullivan III, Michael
Published by
Pearson
ISBN 10:
0321757270
ISBN 13:
978-0-32175-727-2
Chapter 2 - Section 2.2 - Assess Your Understanding - Vocabulary and Skill Building - Page 94: 10c
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