Joe had a score of 72 on the Counseling Aptitude Scale, and the standard error of measurement of the scale is 3. Where would we expect Tom's true score to fall 99.5 percent of the time?
a.71 to 73
b. 69 to 75
c. 66 to 78
d. 63 to 81
6 answers
Joe? Tom?
For Tom
Did Tom have a score of 72?
Thats were I got confused. I was thinking he did but could it be wrong
90
3+3+3=9, so D 63 to 81 is the answer for 99.5% of the time.
3 answers