CHAPTER 1 TEST PREP

13. Several Grade [2 students were surveyed to stud}.r their spending habits. The following table shows the average monthlyr expenditures. If a student has a partvtime job that earns him SBSI} per month, how much would you predict that he spends on eIothes each month? [2] Entertainment Transportation Savings 14. A pair of'dice is tossed several times, and the number of doubles is recorded The experiment is repeated with a different number of trials each time. The results are shown in the following table. Number of Number of Tease: Doubles \" a} Create a graph to displayr these data. [2] h} Determine a linear regression equation and use it to predict the probability.r of rolling doubles after 45 tosses\" [2]