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Book PS #11
Note that there are two pages to this problem set (six problems).
#1) Shopping at secondhand stores is becoming more popular and has even attracted the attention
of business schools.
A study of customers’ attitudes toward secondhand stores interviewed
samples of shoppers at two secondhand stores of the same chain in two cities.
Here are the data:
Location?
Gender?
City 1
City 2
Total
Men
40 (A)
52 (C)
Women
200 (B)
158 (D)
Total
H
0
:
There is no association between the row variable and the column variable.
H
a
:
There is an association between the row variable and the column variable.
a) What is the expected cell count in cell A?
b) Round your
expected cell counts
to two decimal places if necessary.
What is the value of the
chisquare statistic (using your rounded expected cell counts)?
Round your
final answer
to two
decimal places.
c) According to Table F, what is the lowest significance level (smallest α value) at which you
would reject the H
0
?
Express your answer as an α value.
#2) These are your regression results:
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This homework help was uploaded on 02/01/2009 for the course PAM 210 taught by Professor Abdus,s. during the Fall '08 term at Cornell University (Engineering School).
 Fall '08
 ABDUS,S.

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