Answered: The data below shows the times in…

The data below shows the times in minutes taken by 160 tourists to climb Mt. Kenya from the same point. If the mean time was 65.5 minutes, calculate the values of ℎ and ?.

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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Question

The data below shows the times in minutes taken by 160 tourists to climb Mt. Kenya from the same point.

If the mean time was 65.5 minutes, calculate the values of ℎ and ?.

Time
20-29 30 - 39 40 - 49 50 - 59 60 - 69 70 - 79 80 - 89 90 - 99 100 - 109
Tourists
20
30
15
7
h
10
14
19

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