Stat Tests; Supported Statistical Tests - Texas Instruments TI-NSPIRE Software Manual

Stat tests

Supported Statistical tests

The following hypothesis tests are available from the Lists &
Spreadsheets application. For complete information regarding these
functions, refer to the TI-Nspire Reference Guide details for the function
name that is in parentheses.
Z-test (zTest)
(one-sample
Z-Test
unknown population mean, m, when the population standard
deviation, s, is known. It tests the null hypothesis H
the alternatives below.
: mƒm
• H (m
:
a 0
: m<m
• H (m
:<
a 0
: m>m
• H (m
:>
a 0
This test is used for large populations that are normally distributed. The
standard deviation must be known.
232
z
test) performs a hypothesis test for a single
ƒm
)
0
m
)
0
m
)
0
: m=m
against one of
0 0
Using Lists & Spreadsheet