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Business Statistics: For Contemporary Decision Making, 7th Edition
book

Business Statistics: For Contemporary Decision Making, 7th Edition

by Ken Black
October 2011
Intermediate to advanced content levelIntermediate to advanced
928 pages
36h 13m
English
Wiley
Content preview from Business Statistics: For Contemporary Decision Making, 7th Edition

GLOSSARY

A

a posteriori After the experiment; pairwise comparisons made by the researcher after determining that there is a significant overall F value from ANOVA; also called post hoc.

a priori Determined before, or prior to, an experiment.

adjusted R2 A modified value of R2 in which the degrees of freedom are taken into account, thereby allowing the researcher to determine whether the value of R2 is inflated for a particular multiple regression model.

after-process quality control A type of quality control in which product attributes are measured by inspection after the manufacturing process is completed to determine whether the product is acceptable.

all possible regressions A multiple regression search procedure in which all possible multiple linear regression models are determined from the data using all variables.

alpha (α) The probability of committing a Type I error; also called the level of significance.

alternative hypothesis The hypothesis that complements the null hypothesis; usually it is the hypothesis that the researcher is interested in proving.

analysis of variance (ANOVA) A technique for statistically analyzing the data from a completely randomized design; uses the F test to determine whether there is a significant difference in two or more independent groups.

arithmetic mean The average of a group of numbers.

autocorrelation A problem that arises in regression analysis when the data occur over time and the error terms are correlated; also called serial correlation. ...

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Publisher Resources

ISBN: 9781118213957Purchase book