Question

Models Quick Check
5 of 55 of 5 Items















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.
▶Click for Long Desc

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 interpretations of the y-intercept is accurate?

(1 point)
Responses

After one year, the calf weighs 1,195 pounds.
After one year, the calf weighs 1,195 pounds.

The calf gains 913 pounds over 365 days.
The calf gains 913 pounds over 365 days.

At birth, the calf weighs 282 pounds.
At birth, the calf weighs 282 pounds.

When the calf is born, it weighs 0 pounds.

Answer 1

At birth, the calf weighs 282 pounds.

The y‑intercept is the weight when Days = 0, i.e. the calf's weight at birth.