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