Question

(in hours)
(a) for these 25 students, as the time spent texting increases, the time spent exercising tends to select
(b) for these 25 students, there is select correlation between time spent texting and time spent exercising.
(c) using the line of best fit, we would predict that a student texting for 6 hours would exercise for approximately
select

Explanation:

Step1: Analyze trend for (a)

Observe the scatter plot: as x (texting time) increases, y (exercise time) on the line of best fit decreases.

Step2: Identify correlation for (b)

A downward trend means the variables have a negative linear relationship.

Step3: Predict value for (c)

Locate x=6 on the x-axis, move up to the line of best fit, then left to the y-axis. The line aligns with y=5.

Answer:

(a) decrease
(b) a strong negative
(c) 5 hours