FTCE: Data Analysis & Visualization 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.

Find the range for one standard deviation in the following data set:

16, 20, 14, 24, 16, 19, 30, and 8

Question 2 2.

Find the variance for the following data set:

16, 20, 14, 24, 16, 19, 30, and 8

Question 3 3.

Find the variance for the following data set:

101, 106, 125, 142, 78, and 109

Question 4 4. Which of the following describes the best approach to finding the median of an even set of numbers?

Question 5 5.

The following data set represents the average annual temperatures for 10 European countries in 2016 (Celsius). Calculate the range.

1.75, 9.8, 7.55, 10.55, 5.8, 9.45, 19.2, 18.45, 16.2, 5.8

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Question 6 6.

The following data set represents the minimum wage for 1990-2000. Calculate the median.

8.25, 9.8, 7.25, 7.25, 7.25, 8.75, 8.44, 9.5, 9.6, 9.5

Question 7 7. When might you want to use different symbols for the same object?

Question 8 8. Which of these would NOT be an appropriate use of a pictograph?

Question 9 9. Which of these symbols should not be used in a pictograph that already includes images of TV screens?

Question 10 10. During the first four Summer Olympic games attended by the United States, these medal counts were awarded. If there is an outlier, identify it from the number of medals won during these Olympic Games.

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Question 11 11. During the first four Summer Olympic games attended by the United States, these medal counts were awarded. Calculate the mean number of medals won during these Olympic Games. (Round it to the nearest whole number.)

Question 12 12. During the first four Summer Olympic games attended by the United States, these medal counts were awarded. Calculate the median number of medals won during these Olympic Games.

Question 13 13. _____ is a graphical display of data along a number line with Xs or dots recorded above the responses to indicate the number occurrences a response appears in the data set.

Question 14 14. Mr. Haley's class created this line plot to show how many candy bars each student likes. How many students like three candy bars?

Question 15 15. How many more cars were sold on Friday than Thursday?

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Question 16 16. Which answer choice is NOT something you can learn or interpret from this bar graph?

Question 17 17. Read this graph. Of which color socks does Najawa have the MOST?

Question 18 18. Use this bar graph. Which color is NOT a color of socks that Najawa has?

Question 19 19.

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

Question 20 20. What is a graphical representation of the distribution of data?

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Question 21 21. Histograms are very similar to what other graphical representation of numbers?

Question 22 22. What degree measure corresponds to people who like orange sherbert?

Question 23 23. Which is not a type of circle graph?

Question 24 24. What percentage relates to the number of people who like vanilla ice cream?

Question 25 25.

Find the standard deviation for the following data set:

16, 20, 14, 24, 16, 19, 30, and 8

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Question 26 26. The value that occurs the most frequently in a data set is known as the _____.

Question 27 27. Why do advanced business journals use pictographs?

Question 28 28. During the first four Summer Olympic games attended by the United States, these medal counts were awarded. Calculate the range number of medals won during these Olympic Games.

Question 29 29. How many cars were sold in all?

Question 30 30. Read this bar graph. What is the title of the graph?

FTCE: Data Analysis & Visualization 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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