A sample of 100 production workers is obtained. The workers are classified by gender (male, female) and by age (under 20, 20 - 29, 30 - 39 and 40 or over). How many degrees of freedom are there?
A) 0
B) 3
C) 6
D) 5
E) None of these statements are correct

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The Answer of A sample of 100 production workers is obtained. The workers are classified by gender (male, female) and by age (under 20, 20 - 29, 30 - 39 and 40 or over). How many degrees of freedom are there?
A) 0
B) 3
C) 6
D) 5
E) None of these statements are correct

A Sample of 100 Production Workers Is Obtained