SBA Math - Grade 7: Data & Graphs 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.

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 2 2. Looking at the pie chart 'Who Sells The Most Fast Food?', how many sectors can be determined?

Question 3 3.

When are we supposed to go to Algebra class?

Time Class
7 am English
8 am Algebra
9 am Science
10 am History

Question 4 4.

If this stem-and-leaf display is based on the data set below, then what is TRUE about the stem-and-leaf display?

10, 12, 7, 1, 4, 13, 7, 6, 13

Question 5 5. What is a table (in mathematics)?

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Question 6 6. Using the box plot provided, what is the rectangle circled in red?

Question 7 7.

Elizabeth wanted to know the gender and the hair color of each of her classmates. She arranged the results of this survey into a two-way table, shown below.

According to the table, what is the marginal relative frequency of students in the class that have blonde hair?

Question 8 8. Based on this histogram, how many people scored less than or equal to 80?

Question 9 9.

Elizabeth wanted to know the gender and the hair color of each of her classmates. She arranged the results of this survey into a two-way table, shown below.

According to the table, what is the conditional relative frequency of students that have blonde hair, given that those students are girls?

Question 10 10. A condition or piece of data in an experiment that is controlled or influenced by an outside factor is considered what type of variable?

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Question 11 11. A stem-and-leaf display is constructed for a set of numbers all less than 100. What should the stem in the stem-and-leaf display represent?

Question 12 12. Savanna and Jon are arguing over the use and definition of a frequency polygon. Jon says that a frequency polygon must always be shown with the histogram bars. Savanna says that a frequency polygon can be shown with or without the bars. Who is right, and why?

Question 13 13.

What type of information can a graph show?

A: Functions

B: Data

C: Both functions and data

Question 14 14. Using this chart, determine the percent increase of bus riders.

Question 15 15. Which measure of central tendency can be used to get an idea of what values fall above the midpoint and what values fall below the midpoint?

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Question 16 16. How many children and teens eat bananas?

Question 17 17. A student makes a dot plot to represent the grades their classmates got on the last test, and finds that it makes a shape that is mirrored nearly perfectly across a line at the mean. Is this shape symmetrical? Why or why not?

Question 18 18. What is a line graph created by joining all of the top points of a histogram?

Question 19 19. What is a table listing two categorical variables whose values have been paired?

Question 20 20. Using the following table, determine the percent increase in people who ride their bike to work.

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Question 21 21. What kind of table or graph would be used to show population growth?

Question 22 22. What are the mathematical concepts that measure the single value that attempts to describe the data set in its entirety?

Question 23 23.

Elizabeth wanted to know the gender and the hair color of each of her classmates. She arranged the results of this survey into a two-way table, shown below.

According to the table, what is the joint relative frequency of boys with red hair?

Question 24 24. This graph shows the number of rabbits a breeder has at the beginning of each month of the year. How many rabbits did the breeder begin with during the year shown?

Question 25 25. Using the box plot provided, what is the vertical line circled in red?

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Question 26 26. This histogram shows test scores. Based on this information, how many students got a score of 91 or better?

Question 27 27. Using the Pie Chart 'Who Sells The Most Fast Food?', which fast food restaurant had about 17 Billion in sales?

Question 28 28. Which of the following did we discuss?

Question 29 29.

Elizabeth wanted to know the gender and the hair color of each of her classmates. She arranged the results of this survey into a two-way table, shown below.

According to the table, what is the conditional relative frequency of students that are boys, given that those students have brown hair?

Question 30 30. What is the term for data that is grouped by type or object, not by numbers?

SBA Math - Grade 7: Data & 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!

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