Question: 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 of them attended the midnight showing. The Type I error is to conclude that the percent of EVC students who attended is ________.

_____ a. at least 20%, when in fact, it is less than 20%.

_____ b. 20%, when in fact, it is 20%.

_____ c. less than 20%, when in fact, it is at least 20%.

_____ d. less than 20%, when in fact, it is less than 20%.

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