# Test Prep Plan - Take a practice test

# Data Interpretation in Math Chapter Exam

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!

### Page 1

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

#### Question 2 2. What kind of graph is shown?

#### Question 3 3. President Nicholas Banks has been working to decrease the unemployment rate, but it has gone up by 3%. In an effort to undermine him, an adversarial media outlet releases a bar graph comparing the unemployment rate before and after Banks took office. Which of the following tactics did the media outlet use to create this graph?

#### Question 4 4. Which of the following points is an extrapolation of the graph below?

#### Question 5 5. What do we call a straight line that attempts to predict the relationship between two points?

### Page 2

#### Question 6 6. Using the box plot provided, what is the vertical line circled in red?

#### Question 7 7. 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 8 8. Using the box plot provided, what is the vertical line circled in red?

#### Question 9 9. Which of the following shows a scatter plot with a pattern?

#### Question 10 10. What is the relationship between two sets of variables used to describe or predict information?

### Page 3

#### Question 11 11. What type of information does a histogram show?

#### Question 12 12. Which of the following is NOT a way that graphs can be misleading?

#### Question 13 13. What do we call two sets of variables that can change and are compared to find relationships?

#### Question 14 14. Why is this graph misleading?

#### Question 15 15. What kind of graph is shown?

### Page 4

#### Question 16 16. What is a visual representation of data where numbers on the left side of a chart show one part of each value, while numbers on the right side of the chart show the other?

#### Question 17 17. Which of the following is NOT true about misleading graphs?

#### Question 18 18. This histogram shows test scores. Based on this information, how many students got a score of 91 or better?

####
Question 19
19.
Which of the following rows should be part of the stem-and-leaf display for the following data set?

1, 53, 22, 33, 22, 23, 32, 7

#### Question 20 20. What is the term for the type of data that is measurable?

### Page 5

#### Question 21 21. Why might we represent a data set with a box plot?

####
Question 22
22.
Victor wants to show his dad how well he is doing in his science class this month compared to last month, so he made a graph of all of his quiz and test scores. To make his graph look better, he omits some of the *F*'s he got on pop quizzes. In what way is Victor's graph misleading?

#### Question 23 23. Which of the following data sets can I graph on a histogram?

#### Question 24 24. Using the box plot provided, what is the rectangle circled in red?

#### Question 25 25. A dot plot is a visual representation of data using intervals or categories of variables, with each dot representing _____.

### Page 6

####
Question 26
26.
Find the regression line equation using the formulas for the following data set:

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

#### Question 27 27. Using the stem-and-leaf display below, select the correct data set that corresponds to the display.

#### Question 28 28. What is the relationship between two sets of variables used to describe or predict information?

#### Question 29 29. Using the box plot provided, what is the vertical line circled in red?

#### Question 30 30. Scatter plots are used to look for what?

#### Data Interpretation in Math 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!