Concept explainers
(a)
The data of the histogram.
(a)
Answer to Problem 11PPS
Maximum countries got 90-109 medals and 6 countries have got 40-89 medals.
Explanation of Solution
Solution:
There were 25 winning teams from different countries.Maximum countries got 90-109 medals and 6 countries have got 40-89 medals.But it can`t tell us about the countries who won 0-40 medals.
Conclusion:
Maximum countries got 90-109 medals and 6 countries have got 40-89 medals.
(b)
Reason behind the misleading of histogram.
(b)
Answer to Problem 11PPS
The graph is misleading as it is not starting from zero.
Explanation of Solution
Solution:
As the interval of graph is no start from zero so we can`t know about the correct information and there interval are not in uniform interval.
Conclusion:
The graph is misleading as it is not starting from zero.
(c)
Correction of misleading data.
(c)
Answer to Problem 11PPS
For correction the graph should start from zero and have uniform interval.
Explanation of Solution
Solution:
For correcting the histogram the interval should be in a uniform interval of 29 and start from zero i.e.0-29,30-59,60-89…,etc.
Conclusion:
For correction the graph should start from zero and have uniform interval.
Chapter 13 Solutions
Pre-Algebra, Student Edition
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