Find the equation of the regression line for the data. Then construct a scatter plot of (x, y) and sketch the regression line with it.

Use the data shown in the table given below, which shows the number of bacteria present after a certain number of hours.

Number of hours, x               Number of bacteria, y

1 ……………………………………….         165

2 ……………………………………….         280

3 ……………………………………….         468

4 ……………………………………….         780

5 ……………………………………….        1310

6 ……………………………………….        1920

7 ……………………………………….        4900