A sample of 100 people is classified by gender (male/female) and by whether they are registered voters. The sample consists of 80 females and 20 males, and has a total of 60 registered voters. If these data were used for a chi-square test for independence, what is the expected frequency for males who are registered voters?
a. 12
b. 20
c. 40
d. Cannot determine without additional information
A
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Answer the following statement true (T) or false (F)