Ivo Dinov UCLA Statistics, Neurology, LONI, Math/PIC 

STAT 13 (1a, 1b, 1c) 
Introduction to Statistical Methods for the Life and Health Science 
Department of Statistics 
Instructor: Ivo Dinov 
Homework 3 
Due Date: Friday, Oct. 24, 2003 
 No disk drive will malfunction during the warranty period.
 Exactly one disk drive will malfunction during the warranty period.
 At least two disk drives will malfunction during the warranty period.
 Between 3 and 6 (inclusive) disk drives will malfunction during the warranty period.
Gender \ Days of Exercise  A(01)  B(23)  C(45)  D(67) 
Male  40  53  26  6 
Female  34  68  37  11 
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