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Standardized Test

APSTAT-AL8EK2

Suppose all students took a standardized test at a local school.

The students were between ages $8$ and $12$ years old.

Linear regression was performed on age vs. test score. The computer output is below:

Which of the following statements is true?

A

There is insufficient evidence to suggest a linear relationship between age and test scores.

B

According to this model, students will increase their score by an average of $0.4349$ points per year on this test.

C

According to this model, students will increase their score by an average of $7.8151$ points per year.

D

This model would be appropriate to use to predict scores of college age students.

E

The p-value indicates no relationship between age and score.