When Ricardo Took the ACT Assessment This Year, He Was

When Ricardo took the ACT Assessment this year, he was allowed to use a graphing calculator on the mathematics portion of the exam.His older sister is surprised, because when she took the test 6 years ago, calculators were not allowed for any portion of the exam.This suggests that:

A) it will be difficult to meaningfully compare Ricardo's score with the score his sister obtained
B) Ricardo probably earned a higher score on the exam than his sister did
C) the current form of the ACT Assessment has poor construct validity
D) Ricardo's score is probably less reliable than his sister's score

Correct Answer:

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