Kristin wonders if reading is correlated with how many people play video games online. She uses the amount of bookstore sales (in billions of dollars) as her independent variable and the market value of console gaming content (in billions of dollars) as her dependent variable and determines:

y? = 54 - 2.61x r = -0.7768

a. True or False: Based on the results of Kristin's study. the recent increase in the market value of console gaming content was caused by the recent decrease in book sales. (2 points) Answer: b. Estimate the market value of console gaming content (to the nearest tenth of a billion dollars) for a year in which book store sales were $6.34 billion. (3 points) Answer: WorklExplain: c. In 2019. book store sales totaled $6.34 billion and the market value of console gaming content was $35.1 billion. Use this information. along with your answer to b. to find the residual. (2 points) Answer: WorklExplain: d. Suppose the market value of console gaming was $40 billion last year. Estimate the number of book store sales. to the nearest tenth of a billion dollars. (6 ooints]