Concept explainers
A.
To find: An equation in slope intercept form for the line of fit.
A.
Answer to Problem 2CYP
Explanation of Solution
Given information:
The
Calculation:
From the figure it is observed that the line passes through the co-ordinates
Let,
Then, slope of the line,
The equation of line in point slope form is given by,
Thus, the equation of the line in slope intercept form is
B.
To calculate: The winning time in the men’s 100-meter butterfly in 2012.
B.
Answer to Problem 2CYP
51 s
Explanation of Solution
Given information:
The scatter plot shows the winning Olympic times in the men’s 100-meter butterfly for several years following 1964.
Calculation:
Number of years between 1964 and 2012
The equation of the line of fit is,
Thus, the winning time in the men’s 100-meter butterfly in 2012 should be 51 s.
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