R version 4.6.0 RC (2026-04-22 r89945 ucrt) -- "Because it was There"
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Platform: x86_64-w64-mingw32/x64

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> # This file is part of the standard setup for testthat.
> # It is recommended that you do not modify it.
> #
> # Where should you do additional test configuration?
> # Learn more about the roles of various files in:
> # * https://r-pkgs.org/testing-design.html#sec-tests-files-overview
> # * https://testthat.r-lib.org/articles/special-files.html
> library(testthat)
> library(gpr)
> test_check("gpr")

-- gpr: Power Analysis for t-tests -----------------------------
  Test:                two.sample
  Analysis:            A Priori: Compute required sample size
  Alternative:         two.sided
------------------------------------------------------------------
  Effect size (d):     0.5000
  Alpha (α):           0.050000
  Power (1-β):         0.8015000
  Beta (β):            0.1985
  Noncentrality (δ):   2.8284271
  Critical t:          1.9789706
  Df:                  126
  Sample size group 1: 64
  Sample size group 2: 64
  Total sample size:   128
------------------------------------------------------------------


-- gpr: Power Analysis for F-tests -----------------------------
  Test:                anova.one.way
  Analysis:            A Priori: Compute required sample size
------------------------------------------------------------------
  Effect size (f):     0.2500
  Alpha (α):           0.050000
  Power (1-β):         0.8048873
  Beta (β):            0.1951
  Noncentrality (λ):   9.9375000
  Critical F:          3.0540042
  Numerator df:        2
  Denominator df:      156
  Sample size per group: 53
  Total sample size:     159
------------------------------------------------------------------


-- gpr: Power Analysis for Chi-Square Tests ---------------------
  Test:                gof
  Analysis:            A Priori: Compute required sample size
------------------------------------------------------------------
  Effect size (w):     0.3000
  Alpha (α):           0.050000
  Power (1-β):         0.8015133
  Beta (β):            0.1985
  Noncentrality (λ):   12.8700000
  Critical Chi-sq:         11.0704977
  Df:                  5
  Total sample size:   143
------------------------------------------------------------------


-- gpr: Power Analysis for Exact Tests --------------------------
  Test:                proportion.one.sample
  Analysis:            A Priori: Compute required sample size
  Tails:               2
------------------------------------------------------------------
  Effect size (g):     0.1500
  P (H0):              0.5000
  P (H1):              0.6500
  Alpha (α):           0.050000
  Actual α:            0.0445975
  Power (1-β):         0.8122881
  Beta (β):            0.1877
  Lower critical N:    35
  Upper critical N:    55
  Total sample size:   90
------------------------------------------------------------------

[ FAIL 0 | WARN 0 | SKIP 0 | PASS 9 ]
> 
> proc.time()
   user  system elapsed 
   1.65    0.20    1.84