TABLE OF CONTENTS 



Page 



ABSTRACT 1 



INTRODUCTION 1 



PRESENTATION OF DATA 1 



OBSERVED WAVE HEIGHTS 1 



Weather Bureau Data 1 



Hydrographic Office Data 2 



MEASURED WAVE DATA 3 



OBSERVED WAVE HEIGHTS AND MEASURED SHIP MOTIONS 4 



ANALYSIS OF DATA 6 



DISTRIBUTION PATTERNS 6 



FITTING MATHEMATICAL CURVES TO FREQUENCY DISTRIBUTION 6 



MEANS AND STANDARD DEVIATIONS 9 



CONFIDENCE BANDS 10 



CORRELATION BETWEEN WAVE HEIGHTS AND PITCH ANGLES 12 



DURATION OF SAMPLE 12 



CONCLUSIONS 13 



ACKNOWLEDGMENTS 13 



REFERENCES 13 



APPENDIX 1 - PEARSON-TYPE DISTRIBUTION CURVES 15 



APPENDIX 2 - DURATION OF SAMPLE 17 



