Question

The scatter plot shows the time spent playing a video game and the number of points based on the scatter plot which is the best prediction of the numbers of points score by a student who spent 45 minutes playing a video game

Answer 1

1060

Explanation:

.

Answer 2

1060

Explanation:

From the scatter plot, the data Given could be obtained thus :

Time, x :

5

5

10

15

15

20

20

20

25

30

30

Number of points scored, y:

300

375

450

450

600

525

600

650

750

700

875

The estimated data from the graph when potted gives a linear regression model equation of :

y= 18.07692X + 250

If time, x = 45

y = 18.07692(45) + 250

y = 1063.4614

The best answer from the option supplied is :

1060