Population Standard Deviation; Linear Regression - HP 32SII Owner's Manual

Population Standard Deviation

Population standard deviation is a measure of how dispersed the data values
are about the mean. Population standard deviation assumes the data
constitutes the complete set of data, and is calculated using n as a divisor.
Press
x–values.
Press
y–values.
Example:
Population Standard Deviation.
Grandma Tinkle has four grown sons with heights of 170, 173, 174, and
180 cm. Find the population standard deviation of their heights.
Keys:
{ }
170 173
180
{ σ }

Linear regression

Linear regression, L.R. (also called linear estimation) is a statistical method for
finding a straight line that best fits a set of x,y–data.
Note
File name 32sii-Manual-E-0424
Printed Date : 2003/4/24
{ σ } for the population standard deviation of the
{ σ } for the population standard deviation of the
Display:
174
To avoid a
executing any of the functions in the L.R. menu.
Size : 17 .7 x 25.2 cm
Description:
Clears the statistics registers.
Enters data.
Four data points accumulated.
Calculates the population
standard deviation.
message, enter your data before
Statistical Operations 11–7