Question

Anita Cruz recently assumed responsibility for a large investment portfolio. She wonders whether industry sector influences investment objective. Her staff prepared the following contingency table from a random sample of 200 common stocks.
Investment Industry Sector
Objective Electronics Airlines Healthcare
Growth 100 10 40
Income 20 20 10

Using a= .01, critical chi-square value is ______________.
a) 9.21
b) 7.88
c) 15.09
d) 16.81
e) 18.81

Answer

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