A teacher claims that the proportion of students expected to pass an exam is greater than80%

. To test this claim, the teacher administers the test to200

random students anddetermines that151

students pass the exam.

The following is the setup for this hypothesis test:

{H

0

:p=0.80

H

a

:p>0.80

Find the test statistic for this hypothesis test for a proportion. Round your answer to2

decimal places.