-) You're analyzing music genre preferences among people from different geographic regions. You want to Hetermine if the observed distribution of preferred music genres is significantly different from the expected distribution. Music Genre Rock Pop Jazz Total North 120 80 40 240 South 90 110 30 230 East 70 100 50 220 West 110 90 60 260

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Question
Can someone please help? Thank you.
=) You're analyzing music genre preferences among people from different geographic regions. You want to
Hetermine if the observed distribution of preferred music genres is significantly different from the expected
distribution.
Music Genre
Rock
Pop
Jazz
Total
North
120
80
40
240
South
90
110
30
230
East
70
100
50
220
West
110
90
60
260
Transcribed Image Text:=) You're analyzing music genre preferences among people from different geographic regions. You want to Hetermine if the observed distribution of preferred music genres is significantly different from the expected distribution. Music Genre Rock Pop Jazz Total North 120 80 40 240 South 90 110 30 230 East 70 100 50 220 West 110 90 60 260
Expert Solution
Step 1: Description of Hypothesis:

This is chi - square  independent test,so 

Hypothesis are

Null hypothesis Ho: the observed distribution of preferred music genres is not  significantly different from the expected distribution.

Alternative hypothesis Ha: the observed distribution of preferred music genres is significantly different from the expected distribution.

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