. Nine students in a college math class took a pre-test. We are interested in whether the pre-test is useful for predicting final course percentage. Here are the students’ scores: Student 1 2 3 4 5 6 7 8 9 Pre-Test 83 81 70 79 69 61 88 72 86 Final Course Percentage 68 59 72 75 55 52 81 63 70 (a) Use R to make a scatterplot of the data. Does it seem like a straight line model is reasonable?

Question 1(multiple choice worth 1 points)(07.06 mc)a group of students must collect at least $150 to organize a science fair. they have already collected $30. which graph best represents all remaining amounts of money, in dollars, that thestudents should still collect to organize the science fair? -210 -180 -150 - 120 -90-60 -300306090 120 150 180 210-210 -180 -150 - 120 -90 -60 -30 0 30 60 90 120 150 180 210-210 -180-150 - 120 -90-60-300 30 60 90 120 150 180 210-210 -180 -150 - 120.90 -60 -30 0 30 60 90 120 150 180 210

An internet company charges $8.95 per month for the first 3 months that it hosts your web site. then the company charges $11.95 per month for web hosting. how much money, in dollars, will the company charge for 8 months of web hosting?

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