The variance and the standard deviation will decrease.
2
It's a statistical tool used in psychology. A simple way of calculating the measure of dispersion is to calculate the range. The range is the difference between the smallest and largest value in a set of scores. This is a fairly crude measure of dispersion as any one high or low scale can distort the data. A more sophisticated measure of dispersion is the standard deviation which tells you how much on average scores differ from the mean.
4 The formula is sum of scores divided by number of scores.
The probability is 0.68
I was given this formula in college: IND Posttest score - IND pretest score ______________________________ = Improvement Score Highest score for all - IND pretest score
Ah, what a happy little question! Well, you see, 2 scores is equal to 40, while 2 dozen is equal to 24. So, the difference between the two is 16. Remember, there are no mistakes in math, just happy little accidents!
There is no statically significant difference between the average IQ scores of men and woman
There is very little difference between men's and women's golf scores, they both shoot considerable scores under par. The difference is that the women play holes from tee boxes that are a lot farther forward than the men, this isn't because they aren't as good, but it is because they do not hit the ball as far. The handicap systems are the same, for amateur golfers are the same for men and women, but as you know professional golfers don't have handicaps.
The difference between two different TransUnion credit scores is typically due to variations in the information used to calculate each score, such as payment history, credit utilization, and length of credit history. These differences can result in one score being higher or lower than the other.
Not necessarily. The difference may be genuine and that is not the "fault" of the assessment.
0 (Zero)
A natural hat trick in hockey is when a player scores three consecutive goals in a single period of play. A regular hat trick is when a player scores three goals in a game, but they do not have to be consecutive.
1
There is a subtle difference between debt settlement and bankruptcy. Debt settlement allows a person to pay off some of their debt with their creditors. Bankruptcy claims do not result in payment of the debt. Either practice creates bad credit scores for the consumer.
Given any two groups there will usually be random variations in their scores. A proper statistical test is designed to assess whether the observed difference is likely to be a result of such random variation or if it due to a genuine - reliable - difference between the groups.
the scores
About 95% of the population has IQ scores between 70 and 130. This is the average range on a standard IQ test.