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Loic Guegan 2023-10-18 20:55:32 +02:00
parent 1fdb98af89
commit 60ce0e93ee
2 changed files with 5 additions and 5 deletions
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4
source/statistics/code/ztest_rejection_region.R
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@ -2,6 +2,6 @@ alpha=0.0003
lower=qnorm(alpha,mean=0,sd=1) lower=qnorm(alpha,mean=0,sd=1)
upper=qnorm(1-alpha,mean=0,sd=1) upper=qnorm(1-alpha,mean=0,sd=1)
message(paste0("Rejection region left tail Z in ]-inf,",lower,"]")) message(paste0("Rejection region for left tail: Z in ]-inf,",lower,"]"))
message(paste0("Rejection region right tail Z in [",lower,",+inf[")) message(paste0("Rejection region for right tail: Z in [",upper,",+inf["))

6
source/statistics/tests/parametric/ztest.rst
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@ -77,9 +77,9 @@ Output:
.. code-block:: console .. code-block:: console
Rejection region left tail Z in ]-inf,-3.43161440362327] Rejection region for left tail: Z in ]-inf,-3.43161440362327]
Rejection region right tail Z in [-3.43161440362327,+inf[ Rejection region for right tail: Z in [3.4316144036233,+inf[
Thus, if the z-score if part of one of the rejection regions, :math:`H_0` is rejected and :math:`H_1` is considered accepted. Thus, if the z-score if part of one of the rejection regions, :math:`H_0` is rejected and :math:`H_1` is considered accepted.
One-tailed vs Two-tailed One-tailed vs Two-tailed