Statistics Input Descriptions - Texas Instruments TI-NSPIRE Software Manual

Statistics Input Descriptions

The following table describes the different inputs used in List &
Spreadsheet wizards.
Input
m
0
s
List
Frequency List
v,
,
Sx n
s
1
s
2
,
List 1 List 2
Frequency 1
Frequency 2
n
v , v
, , ,
1 Sx1 1 2
n
,
Sx2 2
Pooled
p
0
238
Description
Hypothesized value of the population mean that
you are testing.
The known population standard deviation; must be
a real number > 0.
The name of the list containing the data you are
testing.
The name of the list containing the frequency
values for the data in
must be integers | 0. The frequency values can also
be typed as a list, in the format {1, 1, 3, 2}.
Summary statistics (mean, standard deviation, and
sample size) for the one-sample tests and intervals.
The known population standard deviation from the
first population for the two-sample tests and
intervals. Must be a real number > 0.
The known population standard deviation from the
second population for the two-sample tests and
intervals. Must be a real number > 0.
The names of the lists containing the data you are
testing for the two-sample tests and intervals.
The names of the lists containing the frequencies
for the data in
List 1
tests and intervals. Defaults=1. All elements must be
integers | 0.
Summary statistics (mean, standard deviation, and
sample size) for sample one and sample two in two-
sample tests and intervals.
Specifies whether variances are to be pooled for
and
2-SampTTest
TI-Nspire not to pool the variances.
TI-Nspire to pool the variances.
The expected sample proportion for
Must be a real number, such that 0 <
. Default=1. All elements
List
and for the two-sample
List 2
.
2-SampTInt No
Using Lists & Spreadsheet
instructs the
instructs the
Yes
.
1-PropZTest
p
< 1.
0