Contents
Selection and Definition of a Problem | 19 |
Preparation and Evaluation of a Research Plan | 49 |
Selection of a Sample | 65 |
Copyright | |
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Abstracts achievement administered analysis of covariance analysis of variance appropriate attitudes behavior cluster sampling compared concerning concurrent validity conducted Content validity control group design correlation coefficient defined degrees of freedom dependent describe determine difference discussed educational research effect evaluation example experimental designs experimental studies factors formula generalizability historical research identified independent variable indicates individual inferential statistics instrument interaction internal validity interview involved major median method normally distributed null hypothesis number of subjects observed person population possible posttest scores pretest problem procedures purpose questionnaire questions random randomly assigned reading references related literature relationship study reliability represent research hypothesis research plan research report research studies responses review of related scale self-concept set of scores sources specific standard deviation standard error statistical stratified sampling subgroups teachers technique test of significance tion treatment Type I error usually versus words z score ΣΧ