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# Data Distribution & Graphs 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. The bar graph shows the top five grossing movies from 2015. About how much money did Inside Out gross?

#### Question 2 2. Refer to the pie chart showing top fast food chains by 2015 sales. How many sectors does the chart contain?

#### Question 3 3. The bar graph shows the top five grossing movies from 2015. Which movie made approximately $450 million?

####
Question 4
4.
Coach Bernard decides to see how many yards each of his players can kick a football. He has listed the resultant measurements in the following data set: 10, 12, 5, 8, 20, 22, 8, 11, 16, 27, 23, 6, 9, 24, 18, 16, 13, 21.

Using this data set, create a cumulative frequency table. Based on the cumulative frequency table, how many players can kick fewer than 10 yards?

#### Question 5 5. What do we call a chart that shows the popularity or mode of a certain type of data and the likelihood that a given event will fall below the frequency distribution?

### Page 2

#### Question 6 6. If you have a data set, and you need to look at what numbers in the population fall below a certain value, what is a visual representation you can create to help analyze the data?

#### Question 7 7. Why might we represent a data set with a box plot?

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

#### Question 9 9. Using the box plot provided, what is the vertical line circled in red?

####
Question 10
10.
Susanne has a set of data she is using to create a histogram. If the set of numbers below is her data set, then which number in the data set will create the highest peak?

2, 2, 3, 5, 6, 7, 8, 6, 5, 2, 3, 4, 2, 5, 6, 2

### Page 3

#### Question 11 11. Histograms are very similar to what other graphical representation of numbers?

#### Question 12 12. What can we show using a histogram?

#### Question 13 13. A graph that trails off more to the right is said to be what?

#### Question 14 14. Left tailed is the same as what?

#### Question 15 15. Which of the following is not a valid dispersion amount?

### Page 4

#### Question 16 16. A statistician makes a graph, which includes a shape that's almost mirrored perfectly across a line, but not quite. How should we describe the shape?

#### Question 17 17. A graph that peaks to the left or the right of the center is known as _____.

#### Question 18 18. What do we call areas in a data set where no observations have been made?

#### Question 19 19. You gathered data at a clinic and entered your results into the frequency table shown below. You are going to find percentages for each symptom. Which of the following would you use as your total number of scores collected?

#### Question 20 20. Which of the following is a histogram also known by?

### Page 5

#### Question 21 21. Which of the following best describes a frequency distribution?

#### Question 22 22. An ogive graph allows us to quickly estimate the number of observations that are _____.

#### Question 23 23. Which of the following graphs is the ogive graph for the following set of observations?

#### Question 24 24. In this ogive plot, how many observations (y-axis) do we expect for all participants between 0 and 20 years of age (x-axis)?

#### Question 25 25. Which statement is NOT true regarding the median?

### Page 6

#### Question 26 26. Which of the following is NOT true regarding the mean?

#### Question 27 27. Which of the following is NOT a measure of central tendency?

#### Question 28 28. Refer to the pie chart showing top fast food chains by 2015 sales. Approximately how much did McDonald's earn, rounding to the nearest billion?

#### Question 29 29. What is a chart that shows the popularity or mode of a certain type of data?

#### Question 30 30. Using the box plot provided, what is the vertical line circled in red?

#### Data Distribution & Graphs 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!