Consider a fitted regression equation y = 13.7x - 2.3 where y is measured in metres. The fitted equation is based on n observations where the first observation is (x, y) =
(4.1, 50.1). What is the residual corresponding to the first observation?
O cannot answer without knowing the sample size n
O cannot answer without knowing the sample means for x and y
both A and B
0 3.77 metres
-3.77 metres
0 3.77
-3.77
none of the above

Students will know how much aid they will be getting once they receive an from the college

Two technicians are discussing how to test a car's exhaust by holding a small piece of paper within an inch of the tailpipe mouth. technician a says that if the paper is vibrating due to a "puffing" output from the tailpipe, this signals a smoothly running engine. technician b says that if the paper is being drawn toward the tailpipe, this could indicate burned exhaust valves. who is correct? a. technician b b. both technicians a and b c. technician a d. neither technicians a or b

In her article "why should i vote? " stephanie goggin crafts a well-organized and coherent argument. she states that every person of voting age who is registered should vote. she also argues that if you are not registered to vote, you should be. in conclusion, goggin's argument is laid out in a thoughtful and thorough way that is convincing to readers. which element is missing from this evaluation?