2. Q1. Marcos wants to know how many cars most families own. He polls 100 families and records the number of cars in each. What should he compute from his data to get the information he desires? A. mean B. median C. mode D. range Obj. 9, 8.12A answer

3. Q2. Mrs. Rodriguez surveyed her students on the type of pizza they preferred and wrote the results in the chart below. Which measure of the data would be least affected if two people who chose pepperoni changed their mind and chose supreme instead? Pizza ToppingsNumber of Students Hamburger12 Pepperoni18 Cheese6 Supreme8 Vegetarian6 Sausage2 Canadian Bacon 10 A. Mean B. Median C. Mode D. Range Obj. 9, 8.12A answer

4. Q3. A sports drink company surveyed 600 athletes to find out if they liked Sportade or Waterade. The diagram shows the results of the survey. Which expression can be used to determine the number of athletes surveyed who did not like either Sportade or Waterade? A.(253 + 211) C. 600 - (253 + 211) B. (253 + 79 + 211) D. 600 – (253 + 79 + 211) Obj. 10, 8.15A 79 253211 Sportade Waterade answer

5. Height Time Q4. Which of the following situations would produce the graph shown? A. A reading of a weather balloon’s altitude after being released. B. A neighbor using a ladder to hang holiday lights from his roof. C. The height of a tree t years after it was planted. D. The height of a person climbing to the top of a mountain. Obj. 10 8.15A answer

6. Q5. Kristi entered her chili in the cook-off at the texas state fair. Her chili was rated by five judges using a scale of 1-10, in which 1 was the lowest score and 10 the highest. Her scores were 3, 3, 6, 7, and 8. which measure of Kristi’s data would give her chili the highest final score? A)Mean B)Median C)Mode D)range TEKS 8.12A answer

7. Q6. The table shows students’ grades on a recent Physics exam. Which histogram correctly represents this data? Objective 9, 8.12C answer

8. Q7. A clerk at an electronics store earns $7.00 per hour plus an extra $15.00 for each large-screen television that she sells. The table below shows the number of hours the clerk worked this week. What other information is needed in order to calculate the clerk’s earnings for a week? A) The clerk’s total amount of sales for the week. B) The average cost of a large-screen television. C) The number of large-screen televisions the clerk sold. D) The pay rate for working more than 40 hours. Objective 10, 8.14A answer

9. Q8. Ralph wants to create a circle graph showing his monthly budget. The table below summarizes Ralph’s monthly expenses. What central angle should Ralph use for the section representing the amount of money spent on rent? A. 90° B. 115° C. 180° D. 900° 8.12c, Obj. 9 RALPH’S BUDGET Rent$900 Savings$200 Food$250 Utilities$100 Car$350 answer

10. 8.12c, Obj. 9 Q9. 90 people purchased one item in a local sports store. The table below summarizes the data. If Jose creates a circle graph to represent the data, what central angle should he use for the section representing the number of hats sold? T-shirts15 Sneakers10 Posters8 Shorts12 Balls15 Hats30 Merchandise Sold A. 30º B. 33º C. 90º D. 120º answer

11. Q10. A pie is cut into 12 equal pieces. The tip of each piece forms what angle? A.20° B.25° C.30° D.40° G.04A answer

12. A1. Marcos wants to know how many cars most families own. He polls 100 families and records the number of cars in each. What should he compute from his data to get the information he desires? A. mean B. median C. mode D. range Obj. 9, 8.12A Next

13. A2. Mrs. Rodriguez surveyed her students on the type of pizza they preferred and wrote the results in the chart below. Which measure of the data would be least affected if two people who chose pepperoni changed their mind and chose supreme instead? Pizza ToppingsNumber of Students Hamburger12 Pepperoni18 Cheese6 Supreme8 Vegetarian6 Sausage2 Canadian Bacon 10 A. Mean B. Median C. Mode D. Range Obj. 9, 8.12A Next

14. A3. A sports drink company surveyed 600 athletes to find out if they liked Sportade or Waterade. The diagram shows the results of the survey. Which expression can be used to determine the number of athletes surveyed who did not like either Sportade or Waterade? A.(253 + 211) C. 600 - (253 + 211) B. (253 + 79 + 211) D. 600 – (253 + 79 + 211) Obj. 10, 8.15A 79 253211 Sportade Waterade Next

15. Height Time A4. Which of the following situations would produce the graph shown? A. A reading of a weather balloon’s altitude after being released. B. A neighbor using a ladder to hang holiday lights from his roof. C. The height of a tree t years after it was planted. D. The height of a person climbing to the top of a mountain. Obj. 10 8.15A Next

16. A5. Kristi entered her chili in the cook-off at the Texas State Fair. Her chili was rated by five judges using a scale of 1-10, in which 1 was the lowest score and 10 the highest. Her scores were 3, 3, 6, 7, and 8. Which measure of Kristi’s data would give her chili the highest final score? A)Mean B)Median C)Mode D)Range TEKS 8.12A Next

17. A6. The table shows students’ grades on a recent Physics exam. Which histogram correctly represents this data? Objective 9, 8.12C Next

18. A7. A clerk at an electronics store earns $7.00 per hour plus an extra $15.00 for each large-screen television that she sells. The table below shows the number of hours the clerk worked this week. What other information is needed in order to calculate the clerk’s earnings for a week? A) The clerk’s total amount of sales for the week. B) The average cost of a large-screen television. C) The number of large-screen televisions the clerk sold. D) The pay rate for working more than 40 hours. Objective 10, 8.14A Next

19. A8. Ralph wants to create a circle graph showing his monthly budget. The table below summarizes Ralph’s monthly expenses. What central angle should Ralph use for the section representing the amount of money spent on rent? A. 90° B. 115° C. 180° D. 900° 8.12c, Obj. 9 RALPH’S BUDGET Rent$900 Savings$200 Food$250 Utilities$100 Car$350 Next

20. 8.12c, Obj. 9 A9. 90 people purchased one item in a local sports store. The table below summarizes the data. If Jose creates a circle graph to represent the data, what central angle should he use for the section representing the number of hats sold? T-shirts15 Sneakers10 Posters8 Shorts12 Balls15 Hats30 Merchandise Sold A. 30º B. 33º C. 90º D. 120º Next

21. A10. A pie is cut into 12 equal pieces. The tip of each piece forms what angle? A.20° B.25° C.30° D.40° G.04A Next