Answered: 1. Here is some data collected by a…

1. Here is some data collected by a previous class. Prefer Pants Prefer Shorts Totals Prefer Dogs 80 84 164 Prefer Cats 15 14 29 Prefer Both 26 23 49 Prefer 7 7 14 Neither Totals 128 128 256

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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Question

Which of the following statements is evidence that the two variables in the table are independent?

a)P(Prefer Pants) is 50%

b)None of the entries in the table is 0.

c)P(Prefer Dogs | Prefer Pants) is greater than P(Prefer Cats | Prefer Pants)

d)P(Prefer Pants | Prefer Dogs) is very close to P(Prefer Pants)

1. Here is some data collected by a previous class.
Prefer Pants
Prefer Shorts Totals
Prefer Dogs 80
84
164
Prefer Cats 15
14
29
Prefer Both 26
23
49
Prefer
7
7
14
Neither
Totals
128
128
256

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