HiSET Mathematics: Regression and Correlation Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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Question 1 1. Which of the following problems could be studied through the use of regression analysis?

Question 2 2. What do we call two sets of variables that can change and are compared to find relationships?

Question 3 3. What is a graph of ordered pairs showing a relationship between two sets of data?

Question 4 4. What do we call a straight line that attempts to predict the relationship between two points?

Question 5 5. What is the relationship between two variables or sets of data?

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Question 6 6. What is a condition or piece of data in an experiment that can be controlled or changed?

Question 7 7. What is the relationship between two sets of variables used to describe or predict information?

Question 8 8. What do we call a prediction where a variable (y) is dependent on a second variable (x) based on the regression equation of a given set of data?

Question 9 9. What is the relationship between two sets of variables used to describe or predict information?

Question 10 10. What is a straight line that attempts to predict the relationship between two points, also known as a trend line or line of best fit?

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Question 11 11.

Use a ruler or a graphing calculator to find the regression line of the following data set:

(2, 3) (4, 6) (5, 1) (2, 4) (1, 3) (6, 3)

Question 12 12. What do we call two sets of variables that can change and are compared to find relationships?

Question 13 13.

Find the regression line equation using the formulas for the following data set:

(1, 3) (2, 4) (3, 5)

Question 14 14. How are independent variables and dependent variables different?

Question 15 15. What is a graph of ordered pairs showing a relationship between two sets of data?

HiSET Mathematics: Regression and Correlation Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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