Question

6. Which of the following lists only quantitative variables? Favorite color, weight, SAT score a. b. Height, zip code, weight GPA, weight, SAT score dolic bod pue c. 7. Which graphical summary is used to visualize quantitative data? a. Histogram b. Boxplot c. Bar chart d. Stem-and-leaf Suppose that you are interested in studying the weight of tires manufactured in a given day. You take a random sample of 25, and find the average weight is 20 pounds Which of the following is the relevant population? a. The 25 tires that were tested b. All the tires. c. The weight of tires that were teste. d. The tires manufactured that day 8. 9. There are 20 students in a class, their test score has a mean of 75, and a median of s0. The argest test score is 90, by accident the largest test score is changed to 100. What is the value of the mean after the change? 75.5 b. 75 d 76.5 b. 772 10. For problem 9, what is the median after change? a. 91 b. 80.5 b. 82 d. 80 11. What is the matching boxplot for this histogram?

Answer 1