1. The popularity of virtual reality games has raised concerns about their negative impact on young people (especially on their grades in school). The data below are based on a recent survey of 14-to 18-year-old boys in high schools across the province. GRADE A &B C D & F Row Total Plays 193 450 736 1379 video games Does not 80 144 205 429 play video games Column 273 594 941 1808 Total a. A graph for these bivariate data is shown below. Use it to describe the relationship, if any, between a young person's grade in school and whether or not the person plays video games. [2 marks] b. Calculate the expected count of the upper right hand cell and interpret it. [3 marks] c. The value of y2 is 6.739. State the appropriate inference. Justify your answer. [3 marks]