Question

The Institute of Education Sciences measures the high school dropout rate as the percentage of 16-through 24-year-olds who are not enrolled in school and have not earned a high school credential. Last year, the high school dropout rate was 8.1%. A polling company recently took a survey of 400 people between the ages of 16 and 24 and found that 26 of them are high school dropouts. The polling company would like to determine whether the dropout rate has decreased. Let α = 0.01. What is the decision rule?

Group of answer choices

Reject Ho if test statistics < -1.645

Reject Ho if test statistics < -2.326

Reject Ho if test statistics > 1.645

Reject Ho if test statistics < -2.576

Answer 1

To test His 1:}<0.081 Tan Hoa ps 0-08! ag 26 p 400 0.065 N Ho i Text ätatistic : Tz N2oso) pollupo)? under Ho. Reject observed T <-Zoiol n> 400 Here 0.065 0:0812 Joo 20 . 1.1729. T x 0.01. > - Zoo1 2-2.326 is b ) -Za the The decision rule Reject Ho if test istatistic 2.326.