In the Nation of Gondor, the EPA Requires That Half

Multiple Choice

In the nation of Gondor, the EPA requires that half the new cars sold will meet a certain particulate emission standard a year later. A sample of 64 one-year-old cars revealed that only 24 met the particulate emission standard. The test statistic to see whether the proportion is below the requirement is:

A) -1.645
B) -2.066
C) -2.000
D) -1.960