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Confidence Intervals; One-sample Z-interval - HP 39gII User Manual

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Confidence intervals

One-Sample Z-Interval

Menu name
Inference app
Field
Definition
name
Check this option to pool samples
Pooled
based on their standard deviations.
The results are:
Result
Description
Test T
T-Test statistic.
Difference in the means associated
Test
Δ x
with the test t-value.
P
Probability associated with the T-Test
statistic.
DF
Degrees of freedom.
Critical T
Boundary values of T associated with
the α level that you supplied.
Critical
Difference in the means associated
with the α level you supplied.
Δ x
The confidence interval calculations that the HP 39gII can
perform are based on the Normal Z-distribution or
Student's t-distribution.
Z-int: 1 μ
This option uses the Normal Z-distribution to calculate a
confidence interval for μ, the true mean of a population,
when the true population standard deviation, σ, is
known.
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  • Peterg Dec 29, 2018 01:11:
    Me interesan los Manuales Hp para usarlo en clases