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One-variable computed statistics – HP 38g Graphing Calculator User Manual

Page 123

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One-Variable Computed Statistics

n

2

Number of data points.

tot

X

Sum of data values (with their

frequencies).

MEANS

Mean value of data set.

pvar

S

Population variance of data set.

svar

S

Sample variance of data set.

PS DEV

Population standard deviation of data

set.

SSDEV

Sample standard deviation of data

set.

min

S

Minimum data value in data set.

Q1

First quartile: median of ordinals to
left of median.

median

Median value of data set.

Q3

Third quartile: median of ordinals to

right of median.

MAXS

Maximum data value in data set.

Statistics 5-17

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