The following data represent the number of Pen drives sold per day at a local
computer shop and their daily average sales prices after bargain.
| Price of each pen drive (x) | Units Sold (y) |
| INR 340 | 3 |
| 360 | 4 |
| 320 | 6 |
| 350 | 5 |
| 300 | 9 |
| 380 | 2 |
| 400 | 1 |
Develop a least-squares regression line and explain what the slope of the line
indicates. Compute the coefficient of determination and comment on the
strength of relationship between x and y.
