Question

Use the image to answer the question.

Four points are plotted on a coordinate plane, and a line is graphed through them. The x-axis is labeled Days and ranges from 0 to 600 in increments of 20. The y-axis is labeled Weight in Pounds and ranges from 250 to 2,500 in increments of 250.
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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 positive linear relationship.
There is a positive linear relationship.

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

There is a negative linear relationship.
There is a negative linear relationship.
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Answer 1

There is a positive linear relationship. The calf's weight increases (about 2.5 lb/day), so as days (x) increase, weight (y) increases.