The Nature journals are flexible with regard to the format of initial submissions ... For example: "A.P.M. ‘contributed’ Y and Z; B.T.R. ‘contributed’ Y,” etc. See our authorship ...
For example, statisticians use a z-test ... years. Initial observation indicates that the drug is working. However, it is also possible that the observation may be due to chance. A t-test can ...
Dr. Haidt is a social psychologist at New York University’s Stern School of Business; Mr. Johnson is the chief executive of the Harris Poll. This article has been updated to reflect news ...