Purdue University
STAT 503

STAT 503 – Statistical Methods for Biology Homework 3 Key 30 Points (31 available). Due at 11:59 PM on Tuesday, July 5, 2022 Please use complete sentences unless the question is marked with an asterisk (*). Round answers to 3 decimal places Part I : Problem 1- 5 [8.5 points Total] Female song sparrows (Melospiza melodia) prefer males with larger song repertoires, probably because the number of different songs in a male's repertoire is positively associated with several indicators of his genetic fitness, including physical body condition and immune function (Pfaff et al. 2007, Proceedings of the Royal Society, Series B: Biological Sciences 274: 2035-2040). Suppose that you collect data on the repertoire sizes of all of the male song sparrows with territories in Hort Park, and obtain the relative frequency distribution in Table 1. Table 1: Repertoire sizes of male song sparrows in Hort Park. Number of songs Proportion of m