APPENDIX IV. CHARTS INDICATING CONFIDENCE LIMITS AND CRITICAL DIFFERENCES BETWEEN PERCENTAGES

Chapters in this book

1. Frontmatter i
2. PREFACE vii
3. CONTENTS xiii
4. PART I. PROBLEMS INVOLVED IN SETTING THE ISSUES
5. I. THE MEANING OF QUESTIONS 3
6. II. THE WORDING OF QUESTIONS 23
7. III. THE MEASUREMENT OF INTENSITY 51
8. IV. THE USE AND VALUE OF A BATTERY OF QUESTIONS 66
9. PART II. PROBLEMS CONNECTED WITH INTERVIEWING
10. V. SECRET VS. NONSECRET BALLOTS 77
11. VI. “TRAINED” VS. “UNTRAINED” INTERVIEWERS 83
12. VII. THE RELIABILITY OF INTERVIEWERS’ RATINGS 98
13. VIII. INTERVIEWER BIAS AND RAPPORT 107
14. IX. REFUSALS AS A SOURCE OF BIAS 119
15. PART III. SOME PROBLEMS IN SAMPLING
16. X. SOME GENERAL PRINCIPLES OF SAMPLING 127
17. XI. HOW REPRESENTATIVE ARE “REPRESENTATIVE SAMPLES”? 143
18. XII. THE USE OF SMALL SAMPLES 150
19. PART IV. GETTING AT OPINION DETERMINANTS
20. XIII. THE USE OF BREAKDOWNS 175
21. XIV. EDUCATION AND ECONOMIC STATUS AS DETERMINANTS OF OPINION 195
22. XV.INFORMATION AS A DETERMINANT OF OPINION 209
23. XVI. THE USE OF TRENDS 220
24. PART V. THE POLLING TECHNIQUE APPLIED TO A SPECIFIC PROBLEM
25. XVII. THE MEASUREMENT OF CIVILIAN MORALE 233
26. PART VI. APPENDICES
27. APPENDIX I. THE MEASUREMENT OF CIVILIAN MORALE: TECHNICAL NOTES 261
28. APPENDIX II. CORRECTING FOR INTERVIEWER BIAS 286
29. APPENDIX III. SAMPLING AND BREAKDOWNS: TECHNICAL NOTES 288
30. APPENDIX IV. CHARTS INDICATING CONFIDENCE LIMITS AND CRITICAL DIFFERENCES BETWEEN PERCENTAGES 297
31. APPENDIX V. MAPS 301
32. APPENDIX VI. TABLES ON INTENSITY OF OPINION 306
33. APPENDIX VII. BIBLIOGRAPHY OF RESEARCH, 1936-1943 310
34. INDEX 316