Answered: Which of these descriptive numbers for…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Here are the survival times (in days) of 50 guinea pigs that were injected with a bacterial infection in a medical study.

43 45 53 56 56 57 58 66 67 73
74 79 80 80 81 81 81 82 83 83
84 88 91 92 92 97 99 99 100 101
102 103 107 109 114 121 126 137 139 145
156 164 179 191 204 211 228 243 260 285

Which of these descriptive numbers for the guinea pig data is not measured in days?

	A.	the mean survival time
	B.	the standard deviation of the survival times
	C.	the correlation between survival time and age of the animal
	D.	the median survival time
	E.	Both (B) and (C).

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