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author | Johannes Ranke <jranke@uni-bremen.de> | 2019-11-13 16:22:17 +0100 |
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committer | Johannes Ranke <jranke@uni-bremen.de> | 2019-11-13 16:22:35 +0100 |
commit | b0e529ff49dfa52568fe7c5e6e76439a83c62840 (patch) | |
tree | fc9052f2e1c561f5c6553716b40f2a5d71cfde5c /tests/testthat | |
parent | f6385b071cee2c261da28bf98fd1599da1a30ddb (diff) |
Improve citation
Diffstat (limited to 'tests/testthat')
-rw-r--r-- | tests/testthat/test_tests.R | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/tests/testthat/test_tests.R b/tests/testthat/test_tests.R index bdc72f08..ddf8e1a0 100644 --- a/tests/testthat/test_tests.R +++ b/tests/testthat/test_tests.R @@ -6,7 +6,8 @@ test_that("The lack-of-fit test works and can be reproduced using nls", { loftest_mkin <- loftest(f_2_mkin) - # This code is inspired by Ritz and Streibig (2008) Nonlinear Regression using R, p. 64 + # This code is a slightly modified version of that given in Ritz and Streibig + # (2008) Nonlinear Regression using R, p. 64 Q <- as.numeric(- 2 * (logLik(f_2_nls) - logLik(f_2_anova))) df.Q <- df.residual(f_2_nls) - df.residual(f_2_anova) p_nls <- 1 - pchisq(Q, df.Q) |