B1. (а) The unfinished Histogram and Frequency Table give information about the times, in hours, taken by runners to complete the Maths-town Marathon. Histogram Frequency Table Frequency density Time (t hours) 2

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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Author:Carter
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Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 4DGP
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B1 .2

B1. (а)
The unfinished Histogram and Frequency Table give information about the
times, in hours, taken by runners to complete the Maths-town Marathon.
Histogram
Frequency Table
Frequency
density
Time (t hours)
2 <t < 3
3 <t < 3.5
3.5 <t < 4
Frequency
1200
4 <t< 4.5
800
4.5 <t < 6
1440
4.
5
6.
Time (t hours)
(ii) Use the completed Table to complete the Histogram.
Transcribed Image Text:B1. (а) The unfinished Histogram and Frequency Table give information about the times, in hours, taken by runners to complete the Maths-town Marathon. Histogram Frequency Table Frequency density Time (t hours) 2 <t < 3 3 <t < 3.5 3.5 <t < 4 Frequency 1200 4 <t< 4.5 800 4.5 <t < 6 1440 4. 5 6. Time (t hours) (ii) Use the completed Table to complete the Histogram.
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