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Chi-square test - A chi-square test is any statistical hypothesis test in which the test statistic has a chi-square distribution when the null hypothesis is true, or any in which the probability distribution of the test statistic (assuming the null hypothesis is true) can be made to approximate a chi- ...
Likelihood-ratio test - A likelihood-ratio test is a statistical test relying on a test statistic computed by taking the ratio of the maximum value of the likelihood function under the constraint of the null hypothesis to the maximum with that constraint relaxed. If that ratio is Λ (lambda) and the null ...
Lilliefors test - In statistics, the Lilliefors test, named after Hubert Lilliefors, professor of statistics at George Washington University, is an adaptation of the Kolmogorov-Smirnov test. It is used to test the null hypothesis that data come from a normally distributed population, when the null hypothesis does not specify which normal distribution, i.
Student's t-test - A t test is any statistical hypothesis test in which the test statistic has a Student's t distribution if the null hypothesis is true.
nonparametrichypothesistestsymbol
Included with the book is a disk of purpose-written S-Plus programs for implementing the methods described in the text. The methods apply for any level of modelling, and so can be used for fully parametric, semiparametric, and completely nonparametric analysis. Users must have the S-Plus computer application. With a broad and up-to-date coverage of the full research process in psychology from the ground up, addressing issues to do with research goals, problem definition and hypothesis, methodological choices and strategy and ethical controversies.- Complete coverage of the key quantitative and qualitative methods now recognised in psychology.- A host of textbook features including checklists of research evaluation and improvement, discussion questions and exercises; and annotated further reading at the Dryden Flight Research Center, a remote California outpost where the brains at NASA research, develop, and experiment on the latest innovations in aircraft and spaceships. It is well worth considering as a core methods text for undergraduates or for masters students new to psychology' - John Hegarty, THES Research Methods and Statistics in Psychology is an accessible introduction to the principal research methods and statistical procedures that underpin psychological research. Committed to the exploration of outer space and the development of cutting edge technology to facilitate this,
