(01.02)
The function p(x) - 2x +1 determines how many pizzas need to be purchased for an after school meeting, where x is the number of students at the
meeting. The club leader uses rép(x)) to find the amount of money to bring for the pizza purchase. The function r(x) = 4x - 3. Solve for how much
money to bring when there are 9 students in the meeting.

For a science project, a high school research team conducted a survey of local air temperatures. based on the results of the survey, the found that the average temperatures were around 10 degrees higher than expected. this result was wrong. the trouble with the survey was that most of the locations were exposed to direct sunlight and located over asphalt or sand, which resulted in higher temperatures than normal. this is a classic example of an error in which phase of inferential statistics?