Outcomes and the Type I and Type II Errors · Exercise 14
A statistics instructor believes that fewer than 20% of Evergreen Valley College (EVC) students attended the opening midnight showing of the latest Marvel Universe movie. The instructor surveys 84 of students in the class 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%.
Its source prints no answer for this problem, so there's nothing to check against.
OpenStax, Introductory Business Statistics 2e · §9.2 Outcomes and the Type I and Type II Errors · Exercise 14
No hints for this one.
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