Ch. 2 Flashcards

(6 cards)

1
Q

Center

A

a representative or AVERAGE( MEAN) value that indicates where the middle of the data is located

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2
Q

variation

A

a measure of the amount that the data values vary among themselves

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3
Q

distribution

A

the nature or shape of the distribution of the data (such as bell-shaped, uniform, or skewed)

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4
Q

outliers

A

sample values that lie very far away from the vast majority of the other sample EX; 83 YEAR OLD

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5
Q

time

A

changing characteristics of the data over the time

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6
Q

Frequency Distribution (or frequency table)

A

a table that shows how a data set is partitioned among all several categories (or classes) by listing all of the categories along with the number of data values in each of the categories

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