语言学习研究方法 英文本PDF电子书下载

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1 What is research? 1

2 Variables 7

3 Data organization 20

4 Controlling extraneous variables 29

5 Critiquing statistical studies 43

6 The group and the individuals 63

7 Patterns in human behavior 75

8 Statistics for testing 95

9 Statistical logic 108

10 Correlation 126

11 Comparing means 154

12 Comparing frequencies 182

13 Hands-on critique and posttest 199

References 209

Index 211

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