search for: distribution_test

Displaying 2 results from an estimated 2 matches for "distribution_test".

2008 Jul 17
2
problems with validation on STI
...ist1'' puts @d1.to_s assert @d1.valid? end The final line "assert @d1.valid?" fails, even though I have a :desc field that is properly spelled, a numerical :param1, and a unique :dist_name. The message is: 1) Failure: test_params_exp(DistributionTest) [test/unit/distribution_test.rb:35:in `test_params_exp'' c:/ruby/lib/ruby/gems/1.8/gems/activesupport-2.1.0/lib/active_support/testi ng/setup_and_teardown.rb:33:in `__send__'' c:/ruby/lib/ruby/gems/1.8/gems/activesupport-2.1.0/lib/active_support/testi ng/setup_and_teardown.rb:33:in `run'']: &l...
2009 Jul 28
4
How to do poisson distribution test like this?
Dear R-listers, I want to reperfrom a poisson distribution test that presented in a recent-published biological research paper (Plant Physiology 2008, vol 148, pp. 1189-1200). That test is about the occurrence number of a kind of gene in separate chromosomes. For instance: The observed gene number in chromosome A is 36. The expected gene number in chromosome A is 30. Then, the authors got a