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Flashcards in quantitative ability 3 Deck (11):
1

central tendency

a measure of the "middle" of a set or sample of numbers

2

mean

the average of a set or sample of numbers (or terms)

3

median

depending on the number of terms in a set or sample, this can be the middle number (for a set with an odd number of numbers) or the average of the two middle numbers (for a set with an even number of numbers)

4

mode

the most frequent term in a set or sample of numbers

5

variance

this measures how much the square of the difference of the data and the mean is

6

standard deviation

the positive square root of the variance

7

experiment

a situatin involving chance or probability that leads to results called outcomes

8

outcome

the result of a single trial of an experiment

9

event

a set of one or more outcomes of an experiment

10

elementary event

the event which is a set consisting of one outcome

11

probability

the measure of how likely an event is