The following table gives the data for the grades on the midterm exam and the grades on the final exam. Determine the equation of the regression line, yˆ = b₀ + b₁x. Round the slope and y-intercept to the nearest thousandth. Grades on Midterm and Final Exams Grades on Midterm 66 60 71 86 86 73 71 76 67 68 Grades on Final 76 65 83 92 87 89 73 75 65 79

Evaluate the expression for the given value of the variable. 5×(h+3) for h=7

What is not true about kl and mn? what is mn? (show your work)

Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?