Understanding Research in Second Language Learning: A Teacher's Guide to Statistics and Research Design
This text focuses on the skills and processes necessary for understanding statistical research in language learning Designed for language teachers with no previous background in statistics, the paperback edition focuses on the skills and processes necessary for understanding statistical research in language learning. Brown explains the basic terms of statistics, the structure and organization of statistical research reports, the system of statistical logic, and how to decipher tables, charts, and graphs. By the end of the book, readers will be able to make knowledgeable judgments about the relative qualities of a study and to assess the value of the results of a study in relation to a specific language teaching situation.
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What is research?
Controlling extraneous variables
Critiquing statistical studies
The group and the individuals
Patterns in human behavior
Statistics for testing
alternative hypotheses analysis of variance assumptions calculated CEEB score central tendency chapter class hours cloze test construct Continuing Ss correlation coefficient critical value degrees of freedom dependent variable descriptive statistics discussed effect English 33C error estimate F ratio family of analyses foreign language formula French proficiency test Hawthorne effect important independent interpretation interval scale investigator involved labeled language learning language studies language teaching logic look meaningful measures median nominal scale normal distribution null hypothesis observed statistic operationalized ordinal scale outcomes overall Pearson percent percentage percentile Placed Ss points population possible potential prediction probability problem procedures raw score regression reject the null reliability scatterplot second language sets of scores shown in Figure significant skewed standard deviation standard scores statistical decisions statistical research statistical studies subjects Table TOEFL types of scales underlying validity variation z scores z statistic
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Collaborative Action Research for English Language Teachers
Limited preview - 1999