Concept explainers
To identify: Identify the correct option regarding histogram.
Answer to Problem 18STP
The correct option is: H
Explanation of Solution
Giveninformation:
The histogram
F The least number of hours Hugo slept is
G The greatest number of hours Hugo slept is
H Most of the nights Hugo slept for 8 or more hours.
J The mean number of hours he slept each night was
The given histogram has time (hours) represented in x axis and number of days in the y axis. It is required to find which statement can best be concluded from the histogram.
The heights of bars represent the frequency in each interval. Count the heights of five bars . The time spent in sleeping for 4-5,6-7,8-9,10-11 and 12-13 hours are 3, 11, 12, 3, and 1 respectively. Therefore, the total number of days is 30. The given figure shows that for around 16 days Hugo slept for 8 or more hours, whereas for 14 days Hugo slept for less than 8 hours.
Therefore, the answer is: H.
Chapter 13 Solutions
Pre-Algebra, Student Edition
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