How are the difference scores coded in a sign test?
A)by their ranked size, with increases and decreases ranked separately
B)by their ranked size, independent of sign (increase or decrease)
C)as increases (+) or decreases (−)
D)as probabilities, p and q

Question

How are the difference scores coded in a sign test?​
A)​by their ranked size, with increases and decreases ranked separately
B)​by their ranked size, independent of sign (increase or decrease)
C)​as increases (+) or decreases (−)
D)​as probabilities, p and q

Quizplus · Accepted Answer

In a sign test, the difference scores are coded simply as increases (+) or decreases (−) based on whether the post-score is higher or lower than the pre-score. This method does not consider the magnitude of change, only the direction.

How Are the Difference Scores Coded in a Sign Test?​

How Are the Difference Scores Coded in a Sign Test?