Suppose that you perform a hypothesis test of whether the proportion of availabl

Question

Suppose that you perform a hypothesis test of whether the proportion of available student parking spaces at 10AM at KSU has decreased this year compared to last year’s proportion of 0.010. When performing the hypothesis test you conclude that the proportion HAS decreased. In actuality, the true proportion now is 0.006. What has happened in your hypothesis testing?

a) You have made a type I error

b) You have made a type II error

c) You have made a type I AND a type II error

d) You have not made an error

Explanation / Answer

We have concluded that the proportion ha decreased and the proportion has actually decreased from 0.010 to 0.006.

Hence,

We have not made an error.

Option D is correct.

Related Questions

Navigate

• Browse (All)
• Browse S
• Subjects

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.