Alg. 2 Statistics Vocab. (Measure of central tendency)

Front

Average of a sample space: Sum all data points and divide by the number of elements.

Back

mean

Tags

CCSS.6.SP.B.5C

Front

Term for the value separating the higher half from the lower half of a data set (also known as the median).

Back

Q2

Tags

CCSS.6.SP.B.5C

Front

Data value(s) that occur most in a set.

Back

mode

Tags

CCSS.6.SP.A.3

Front

Lowest value of a data set.

Back

minimum

Front

Value under which 25% of data points are found when arranged in order (Q1).

Back

Lower Quartile

Tags

CCSS.6.SP.B.5C

Front

Value under which 75% of data points are found when arranged in order (Q3).

Back

Upper Quartile

Tags

CCSS.6.SP.B.5C

Front

Highest value of a data set.

Back

maximum

Tags

CCSS.HSF-IF.C.7D

Front

Interquartile range: difference between upper and lower quartiles.

Back

IQR

Tags

CCSS.6.SP.B.5C

Front

Difference between highest and lowest values in a set of numbers.

Back

range

Front

Term for the spread of data dispersion relative to the mean.

Back

Standard Deviation