The speeds of a random sample of 100 cars are recorded as they pass a highway checkpoint. The results are summarized in the frequency distribution below. Approximate the sample mean. Speed (mph) Cars 30-39 6 40 - 49 17 50-59 47 60-69 18 70-79 12 (++) OA. 61.4 mph OB. 55.8 mph O C. 54.5 mph O D. 58.6 mph
The speeds of a random sample of 100 cars are recorded as they pass a highway checkpoint. The results are summarized in the frequency distribution below. Approximate the sample mean. Speed (mph) Cars 30-39 6 40 - 49 17 50-59 47 60-69 18 70-79 12 (++) OA. 61.4 mph OB. 55.8 mph O C. 54.5 mph O D. 58.6 mph
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 3BGP
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