The SEM for an achievement test is 2.45.Jonny scores 100 and we assume that 68% of the time his true score falls between ±1 SEM.This means the confidence interval would be between:
A) 0 and 102.45
B) 2.45 and 100
C) 95.10 and 104.90
D) 97.55 and 102.45
Correct Answer:
Verified
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