ADIDAS, a multinational shoe company, is planning to release new edition of sport shoes just in time with the 2016 Rio De Jenairo Summer Olympics. These new shoe designs vary in different colors-namely white and black. Random samples of 90 well-known international athletes from the Americas, Asia and Africa were selected and were asked of their shoe color preferences. Results are as follows. Americans Asians Africans Athlete No. White Black White Black White Black 1 Y N Y N N Y 2 Y N Y N N Y 3 Y N Y N N Y 4 N Y Y N Y N 5 N Y Y N Y N 6 N Y Y N Y N 7 N Y Y N Y N 8 N Y Y N Y N 9 N Y Y N Y N 10 N Y Y N Y N 11 N Y Y N Y N 12 N Y Y N Y N 13 N Y Y N Y N 14 N Y Y N Y N 15 N Y Y N Y N 16 N Y Y N Y N 17 N Y Y N Y N 18 Y N N Y Y N 19 Y N N Y Y N 20 Y N N Y Y N 21 N Y Y N N Y 22 N Y Y N N Y 23 N Y N Y Y N 24 Y N N Y Y N 25 Y N N Y N Y 26 N Y N Y N Y 27 N Y Y N N Y 28 N Y Y N Y N 29 N Y N Y N Y 30 N Y N Y N Y Y: YES N: NO 1. From the above table, determine the descriptive characteristics of the Americans, Asians, and Africans by showing their color preferences in a summary table detailing frequency counts and percentages 2. Perform a step-by-step analysis on the color preferences of the three groups of respondents using Chi-Square Test (at 0.05 level of significance) to establish if indeed the proportions of respondents who prefers white is 50% 3. If you are the CEO of ADIDAS, what will be your line of actions/plan after drawing your conclusion from the Chi-Square test?
ADIDAS, a multinational shoe company, is planning to release new edition of sport shoes just in time with the 2016 Rio De Jenairo Summer Olympics. These new shoe designs vary in different colors-namely white and black. Random samples of 90 well-known international athletes from the Americas, Asia and Africa were selected and were asked of their shoe color preferences. Results are as follows. Americans Asians Africans Athlete No. White Black White Black White Black 1 Y N Y N N Y 2 Y N Y N N Y 3 Y N Y N N Y 4 N Y Y N Y N 5 N Y Y N Y N 6 N Y Y N Y N 7 N Y Y N Y N 8 N Y Y N Y N 9 N Y Y N Y N 10 N Y Y N Y N 11 N Y Y N Y N 12 N Y Y N Y N 13 N Y Y N Y N 14 N Y Y N Y N 15 N Y Y N Y N 16 N Y Y N Y N 17 N Y Y N Y N 18 Y N N Y Y N 19 Y N N Y Y N 20 Y N N Y Y N 21 N Y Y N N Y 22 N Y Y N N Y 23 N Y N Y Y N 24 Y N N Y Y N 25 Y N N Y N Y 26 N Y N Y N Y 27 N Y Y N N Y 28 N Y Y N Y N 29 N Y N Y N Y 30 N Y N Y N Y Y: YES N: NO 1. From the above table, determine the descriptive characteristics of the Americans, Asians, and Africans by showing their color preferences in a summary table detailing frequency counts and percentages 2. Perform a step-by-step analysis on the color preferences of the three groups of respondents using Chi-Square Test (at 0.05 level of significance) to establish if indeed the proportions of respondents who prefers white is 50% 3. If you are the CEO of ADIDAS, what will be your line of actions/plan after drawing your conclusion from the Chi-Square test?
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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Transcribed Image Text:ADIDAS, a multinational shoe company, is planning to release new edition of sport shoes just in time with the 2016 Rio De Jenairo
Summer Olympics. These new shoe designs vary in different colors-namely white and black. Random samples of 90 well-known
international athletes from the Americas, Asia and Africa were selected and were asked of their shoe color preferences. Results are
as follows.
Americans
Asians
Africans
Athlete No.
White
Black
White
Black
White
Black
1
Y
N
Y
N
N
Y
2
Y
N
Y
N
N
Y
Y
N
Y
N
N
Y
N
Y
Y
N
Y
N
N
Y
Y
N
Y
N
N
Y
Y
N
Y
N
N
Y
Y
N
Y
N
N
Y
Y
N
Y
N
N
Y
Y
N
Y
N
N
Y
Y
N
Y
N
N
Y
Y
N
Y
N
N
Y
Y
N
Y
N
N
Y
N
N
N
Y
Y
N
Y
N
N
Y
Y
N
Y
N
N
Y
Y
N
Y
N
N
Y
Y
N
Y
N
Y
N
N
Y
Y
N
Y
N
N
Y
Y
N
Y
N
N
Y
Y
N
N
Y
Y
N
N
Y
22
N
Y
Y
N
N
Y
23
N
Y
N
Y
Y
N
24
Y
N
N
Y
Y
N
25
Y
N
N
Y
N
Y
26
N
Y
N
Y
N
Y
27
N
Y
Y
N
N
Y
28
N
Y
Y
N
Y
N
29
N
Y
N
Y
N
Y
30
N
Y
N
Y
N
Y
Y: YES
N: NO
1.
From the above table, determine the descriptive characteristics of the Americans, Asians, and Africans by showing their color
preferences in a summary table detailing frequency counts and percentages
2.
Perform a step-by-step analysis on the color preferences of the three groups of respondents using Chi-Square Test (at 0.05
level of significance) to establish if indeed the proportions of respondents who prefers white is 50%
3.
If you are the CEO of ADIDAS, what will be your line of actions/plan after drawing your conclusion from the Chi-Square test?
3.
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
-
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