a.
To make a
The scatter plot is:
Given information:
The points are
Calculator:
Using graphing calculator, the scatter plot will be:
b.
To draw a trend line.
The equation of the trend line is :
Given information:
The points are
Concept used:
Consider two points and use slope intercept form for writing the equation of the trend line.
Calculation:
Make a scatter plot using the graphing calculator:
Consider two points
Plot the points along with the trend line:
Conclusion:
The equation of the trend line is :
c.
To find: the number of licensed drivers when the population reach to 10 million.
About 6 licensed drivers lived in M that year.
Given information:
The points are
Calculation:
Substitute the value of
About 6 licensed drivers lived in M that year.
Conclusion:
About 6 licensed drivers lived in M that year.
d.
To find: the correlation between population and number of licensed drivers.
There is strong positive correlation between the number of licensed drivers and population in M.
Given information: The points are
Calculation:
There is strong positive correlation between the number of licensed drivers and population in M as when there is increase in the population, number of licensed drivers also increases.
Conclusion:
There is strong positive correlation between the number of licensed drivers and population in M.
Chapter 2 Solutions
High School Math 2015 Common Core Algebra 2 Student Edition Grades 10/11
- Algebra and Trigonometry (6th Edition)AlgebraISBN:9780134463216Author:Robert F. BlitzerPublisher:PEARSONContemporary Abstract AlgebraAlgebraISBN:9781305657960Author:Joseph GallianPublisher:Cengage LearningLinear Algebra: A Modern IntroductionAlgebraISBN:9781285463247Author:David PoolePublisher:Cengage Learning
- Algebra And Trigonometry (11th Edition)AlgebraISBN:9780135163078Author:Michael SullivanPublisher:PEARSONIntroduction to Linear Algebra, Fifth EditionAlgebraISBN:9780980232776Author:Gilbert StrangPublisher:Wellesley-Cambridge PressCollege Algebra (Collegiate Math)AlgebraISBN:9780077836344Author:Julie Miller, Donna GerkenPublisher:McGraw-Hill Education