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Concept explainers
The percentage of Americans that play online games for the age of 35 years using linear interpolation for the data shown below.
Percent of Americans who Play Online Games | |||||
Age | 15 | 20 | 30 | 40 | 50 |
Percent | 81 | 54 | 37 | 29 | 25 |
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Answer to Problem 2ACYP
The percentage of American is 39.48 for 35 years.
Explanation of Solution
Given information:The data for the percentage of Americans who play online games is shown as,
Percent of Americans who Play Online Games | |||||
Age | 15 | 20 | 30 | 40 | 50 |
Percent | 81 | 54 | 37 | 29 | 25 |
Calculation: From the given data the equation for line of fit or regression line using the calculator is written as,
Here
Now the age
Therefore from (1),
Hence, the percentage of Americans for 35 years age is estimated 39.48.
Chapter 4 Solutions
Algebra 1
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