SELECT ALL THAT APPLY.
-In a distribution where all the scores are identical,
A)the standard deviation is zero.
B)distribution is skewed.
C)the variance is zero.
D)the mean,median,and mode are all the same.

Question

Quizplus · Accepted Answer

When all scores in a distribution are identical, the standard deviation and variance are zero because there is no variation among the scores. Additionally, the mean, median, and mode are all the same value as all scores are identical, indicating a perfectly symmetrical distribution, not a skewed one.