Question

time spent doing homework (in hours) time spent watching tv (in hours) (a) as the time spent watching tv increases, the time spent doing homework tends to increase, decrease, stay the same (b) for these 25 students, there is select correlation between time spent watching tv and time spent doing

Explanation:

Step1: Analyze the scatter - plot trend

As we can see from the scatter - plot, as the value on the x - axis (time spent watching TV) increases, the value on the y - axis (time spent doing homework) decreases.

Step2: Determine the type of correlation

A negative correlation exists when one variable increases and the other decreases. Since time spent watching TV and time spent doing homework show this inverse relationship, there is a negative correlation.

Answer:

(a) decrease
(b) negative