Concept explainers
(a)
The slope-intercept form equation for the equation of the line of fit with the help of the following graph:
(a)
Answer to Problem 4PPS
The final slope intercept form equation is derived as
Explanation of Solution
Given:
Concept Used:
The slope intercept form equation is
Where;
Slope:
Y-intercept:
Calculation:
Consider,
Year:
Number:
There are two points are given in the graph:
Now use any two points to calculate the slope intercept from equation:
Now, the slope intercept form equation is written as:
Now put the value of
So, the final slope intercept form equation is:
Conclusion:
Hence, slope-intercept form is derived with the help of the line of fit.
(b)
The number of fans in the year of
(b)
Answer to Problem 4PPS
The number of fans in the year of
Explanation of Solution
Given:
Concept Used:
The slope intercept form equation is
Where;
Slope:
Y-intercept:
Calculation:
From the first subpart:
The final slope intercept form equation is derived as:
Now, to calculate number of fans
So, number of fans in the year of
Conclusion:
Hence, number of fans is calculated as
Chapter 8 Solutions
Pre-Algebra Student Edition
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