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Chapter 1: Q1. (page 43)

Alana surveyed several students to find the number of hours of sleep they typically get each night. The results are shown in the table. Make a bar graph of the data.

Short Answer

Expert verified

Bar Graph is the pictorial representation of grouped data, in the form of vertical or horizontal rectangular bars, where the length of bars are proportional to the measure of data.

Step by step solution

01

Step-1. Apply the concept of the bar graph.

Bar Graph is the pictorial representation of grouped data, in the form of vertical or horizontal rectangular bars, where the length of bars are proportional to the measure of data.

02

Step-2. Analyze the data.

Name

Hours of Sleep

Alana

8

Nick

8.25

Kwam

7.5

Kate

7.25

Tomas

7.75

Sharla

8.5

Step1: Draw a horizontal axis and a vertical axis. Label the horizontal axis as “Name” and vertical axis as “Hours”. Add the title as Hours of Sleep.

Step2: Draw a bar to represent each Name. The vertical scale is the number of hours of sleep. The horizontal scale identifies the students.

03

Step-3. Draw the bar graph.

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