A statistics instructor believes that fewer than 20%
of Evergreen Valley College (EVC) students attended the opening
midnight showing of the latest Harry Potter movie. She surveys 84
of her students and finds that 11 attended the midnight showing.
The Type I error is to conclude that the percent of EVC students
who attended is ________. Pick one of the following
less than 20%, when in fact it is at least 20%
20%, when in fact it is 20%
at least 20%, when in fact it is less than 20%
more than 20%, when in fact it is at most 20%
less than 20%, when in fact it is less than 20%