Concept explainers
a.
Use a graphing calculator to create a box-and-whisker plot.
a.
Answer to Problem 55SR
Explanation of Solution
Given information:
The prices of entrees offered by a restaurant are shown,
Use a graphing calculator to create a box-and-whisker plot. Then describe the shape of the distribution.
Calculation:
Consider the table of entrees.
Use
Press
Click on the
Enter the data values and see the screen ,
Press
Press
Press
Press
Hence, the box-and-whisker plot is drawn.
b.
Describe the centre and spread of the data using either the mean or standard deviation.
b.
Answer to Problem 55SR
Explanation of Solution
Given information:
The prices of entrees offered by a restaurant are shown,
Describe the centre and spread of the data using either the mean and standard deviation or the
five- number summary. Justify your choice.
Calculation:
Consider the graph.
Use
Press
Select
Hence, from the screen it is clear that, mean of the data, is
Chapter 11 Solutions
Glencoe Algebra 2 Student Edition C2014
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