Answer:
The answer is difference threshold.
Explanation:
Also called just-noticeable difference or least perceptible difference, the difference threshold is the degree of a stimulus that must be changed in order to be recognised.
For it to be considered a difference threshold, the difference must be identified at least 50% of the time.
Answer:
a.
Explanation:
The validity of a personality test is best indicated by the correlation between test scores and some other relevant measure. This is because, like any other test, the validity of something is determined by whether or not the test actually measures what is is meant to measure correctly. Therefore to determine the validity of the personality test, test scores must be compared alongside another type of measurement regarding personality.
The Christians want to win back the holy land and the pope wishes to see the holy land under Christian rule so they set up the crusade. There was also a King's Crusade which the pope set up.
Not sure if it is right.