Such scores are readily understandable and are useful in indicating what proportion of the total marks a person has gained, but these scores do not account for factors such as how hard the test is, where a person stands in relation to other people, and the margin of error in the test score.his information may be useful when, for example, reporting school test scores to parents. There is, in fact, a fixed relationship between standardised scores and percentile ranks when the same average score and standard deviation are used.
Medical Definition of significant other. : a person who is important to one's well-being; especially : a spouse or one in a similar relationship.
So the more similar things are to each other, the more likely we are to see them as a whole. The more dissimilar things are to each other, the more likely we are to see them as being separate from each other. Another example of the similarity principle can be found in the example below. Note how the similar colored dots appear to form a line, almost as though they were one unit.