for any distribution of scores the location identified by Z
for any distribution of scores, the location identified by Z equals plus 1 and the location identified by Z equals -1 are exactly the same distance from the mean. True or false?
for any distribution of scores, the location identified by Z equals plus 1 and the location identified by Z equals -1 are exactly the same distance from the mean. True or false?
for any distribution of scores, the location identified by Z equals plus 1 and the location identified by Z equals -1 are exactly the same distance from the mean. True or false?
Solution
FALSE. It is only valid when the distribution is normal.
