Question
Jack’s ACT score is 30. Jason’s SAT score is 950. Who did better?
The mean SAT score is 1000 with a standard deviation of 100 SAT points.
The mean ACT score is 22 with a standard deviation of 3 ACT points
The mean SAT score is 1000 with a standard deviation of 100 SAT points.
The mean ACT score is 22 with a standard deviation of 3 ACT points
Answers
PsyDAG
Z = (score-mean)/SD
Compare Z scores of both tests.
Compare Z scores of both tests.