Concept explainers
a
To draw:The ordered pairs as
a
Answer to Problem 7PPS
Points are graphed below.
Explanation of Solution
Given Information:Table containing relevant data.
Graph:
Ordered pairs are:
Thus, points are graphed.
b
To find: The
b
Answer to Problem 7PPS
There is a positivecorrelation.
Explanation of Solution
Given Information: Table containing relevant data.
As one moves along the horizontal axis points are going higher and higher, they are making anuphill if a line of best fit is plotted. This implies a
Thus, there is a positive correlation.
c
To find:The given data illustrated causation.
c
Answer to Problem 7PPS
No, data does not illustrate causation.
Explanation of Solution
Given Information:Table containing relevant data.
The number of civil engineering doctoral degrees awarded in the US over several years is not related in any sense to the per capita consumption of mozzarella cheese.
Thus, data does not illustrate causation.
Chapter 4 Solutions
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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