A sample of 100 people is classified by gender (male/female) and by whether or not they are college graduates. The sample consists of 40 females and 60 males, and has a total of 20 college graduates. If these data are used for a chi-square test for independence, what is the total number of females in the sample?​ Select one: a. 20 b. 60 c. 70 d. 40

MATLAB: An Introduction with Applications
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A sample of 100 people is classified by gender (male/female) and by whether or not they are college graduates. The sample consists of 40 females and 60 males, and has a total of 20 college graduates. If these data are used for a chi-square test for independence, what is the total number of females in the sample?​

Select one:
a.
20
b.
60
c.
70
d.
40
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