Suppose the janitor tests 300 light bulbs and finds that 33 bulbs are defective. What value of the test statistic should he report? Round to the nearest hundredth.
A) $z = 1.21$
B) $z = - 2.17$
C) $z = 2.17$
D) $z = - 1.21$

Question

Suppose the janitor tests 300 light bulbs and finds that 33 bulbs are defective. What value of the test statistic should he report? Round to the nearest hundredth. 
A) $z = 1.21$
B) $z = - 2.17$
C) $z = 2.17$
D) $z = - 1.21$

Quizplus · Accepted Answer

The Answer of Suppose the janitor tests 300 light bulbs and finds that 33 bulbs are defective. What value of the test statistic should he report? Round to the nearest hundredth. 
A) $z = 1.21$
B) $z = - 2.17$
C) $z = 2.17$
D) $z = - 1.21$

Suppose the Janitor Tests 300 Light Bulbs and Finds That z=1.21z = 1.21z=1.21

Suppose the Janitor Tests 300 Light Bulbs and Finds That $z = 1.21$