Question

An elephant calf is born weighing 282 pounds and gains about 2.5 pounds each day for its first year of life. After one year, the calf weighs approximately 1,195 pounds. The graph represents the line of best fit for the data. Which of the following is true about the relationship between the number of days after the calf is born and its weight?

(1 point)
Responses

There is no linear relationship.
There is no linear relationship.

There is a negative linear relationship.
There is a negative linear relationship.

As the x-values increase, the y-values decrease.
As the x -values increase, the y -values decrease.

There is a positive linear relationship.
There is a positive linear relationship.

Answer 1

There is a positive linear relationship.

Reason: the calf's weight increases (about +2.5 lb/day) as days pass, so y (weight) rises when x (days) increases.