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Chapter 15: Chi-Square Tests
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Figure 15-13:
Computations for
Example 15-3
with
Categories 2 and 3 Combined
Observe form
Figure 15-13
that the
value has changed significantly but
the
-value remains at the value of 0.0000. Thus the conclusion will be the
same.
Example 15-4:
In consumer marketing, a common problem that any
marketing manager faces is the selection of appropriate colors for package
design. Assume that a marketing manager wishes to compare five different
colors of package design. He is interested in knowing which of the five is the
most preferred one so that it can be introduced into the market. A random
sample of 400 consumers reveals the following: (
source
:
http://d avidmlane.com/hyperstat/viswanathan/chi_square_marketing.html#p 3 .)
Table 15-3
summarizes the information.
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