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TI-83 Plus Inferential Statistics and Distributions 405
ZInterval
ZInterval
(one-sample
z
confidence interval; item
7
) computes a
confidence interval for an unknown population mean
m
when the
population standard deviation
s
is known. The computed confidence
interval depends on the user-specified confidence level.
In the example:
L1={299.4 297.7 301 298.9 300.2 297}
Data Stats
Input:
,,
Calculated results: