Question

	Sales	Earnings
Checkmate Electronics	89.2	4.90
Royal Grip	18.6	4.40
M-Wave	18.2	1.30
Serving-N-Slide	71.7	8.00
Daig	58.6	6.60
Cobra Golf	46.8	4.10
Papa John's International	17.5	2.60
Applied Innovation	11.9	1.70
Integracare	19.6	3.50
Wall Data	51.2	8.20
Davidson & Associates	28.6	6.00
Chico's FAS	69.2	12.80

1. A recent article in Bowling Green State University Business Digest listed the “Best Small Companies.” We are interested in the current results of the companies’ sales and earnings. A random sample of the 12 companies was selected and the sales and earnings, in millions of dollars, are reported in the Excel File.

1. The Regression equation for this data set is Ꞌy =
2. Calculate the correlation coefficient
3. What is the estimate of earnings for a company with $40 million in sales
4. What is the IV?
5. What is the DV?
6. What is the Y intercept?
7. What is the slope?
8. What is the estimate of earnings for a company with $10 in sales?

Answer 1