Answered: Region Northeast Midwest South West…

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

Household Income. The U.S. Bureau of the Census publishes data on money income of households by race and region in Current Population Reports. Independent samples of households yielded the following data on annual household income, in thousands of dollars.

a. the response variable

b. the factors

c. the levels of each factor

d. the number of treatment combinations

e. the experimental units

f. the number of observations for each treatment combination

g. the experimental factors, if any

h. the classification factors, if any

i. whether the study is a designed experiment or an observational study

Region
Northeast
Midwest
South
West
37.2
50.2
60.9
49.1
35.4
48.2
8.2
37.2
White
50.1
54.9
23.3
57.3
26.9
47.8
31.8
33.7
40.1
38.5
46.3
46.8
35.3
19.5
34.2
30.3
16.4
16.4
36.0
27.4
Black
51.7
28.5
26.4
50.4
30.9
25.6
14.6
21.7
10.1
41.0
13.8
26.2
Race

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