Elementary Statistics: A Step-by-Step Approach with Formula Card 9th Edition

Published by McGraw-Hill Education
ISBN 10: 0078136334
ISBN 13: 978-0-07813-633-7

Chapter 3 - Data Description - 3-1 Measures of Central Tendency - Exercises 3-1 - Page 123: 7

Answer

1st number in km, 2nd in miles mean 4212km, 2617.5miles median 4232km, 2630miles mode NA, NA, midrange 4192km, 2605miles Measures having meaningful applications: mean, median, midrange These values give indications to the central tendency of the data.

Work Step by Step

For numbers in km: Minimum: 3122 Maximum: 5262 Range: 2140 Count: 4 Sum: 16848 Mean=Sum/Count Median: find the value in the middle Mode: value of highest frequence Midrange=(5262+3122)/2
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