At a certain school 60 of the 100 boys and 60 of the 80 girls signed up for the senior trip. Is there an associa-tion between going on the trip and gender? A) We can’t tell, because the class doesn’t have the samenumber of boys and girls.B) Yes, because the same number of boys and girlssigned up.C) Yes, because a lower percentage of boys signed upthan of girls.D) No, because the people on the trip were 50% boysand 50% girls.E) No, because the sign-up rate was higher among girlsthan among boys.

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At a certain school 60 of the 100 boys and 60 of the
80 girls signed up for the senior trip. Is there an associa-
tion between going on the trip and gender?
A) We can’t tell, because the class doesn’t have the same
number of boys and girls.
B) Yes, because the same number of boys and girls
signed up.
C) Yes, because a lower percentage of boys signed up
than of girls.
D) No, because the people on the trip were 50% boys
and 50% girls.
E) No, because the sign-up rate was higher among girls
than among boys.
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