Question

The data in the table represent the fuel economy (mpg) for a car at different speeds (mph).


According to the least squares regression equation, what is the approximate fuel economy for this vehicle at 65 mph?

Missing Metadata




about 46 mpg

about 36 mpg

about 49 mpg

about 22 mpg

Answer 1

@Directrix

Answer 2

Have you found this:

least squares regression equation

Answer 3

I already got 0.342x+14.382

Answer 4

There's an online calculator as well:

http://www.mathportal.org/calculators/statistics-calculator/correlation-and-regression-calculator.php

Answer 5

I don't get how I going to find the answer

Answer 6

Assuming that this is correct: y = 0.342x+14.382

y = 0.342* (65)+14.382

y = ?

Answer 7

36.612

Answer 8

That is what I got.

Answer 9

so 36

Answer 10

I see an option close to that. Yes, 36.

Answer 11

Thank you

Answer 12

You are welcome.