Question

One study reports that 35​% of newly hired MBAs are confronted with unethical business practices during their first year of employment. One business school dean wondered if her MBA graduates had similar experiences. She surveyed recent graduates from her​ school's MBA program to find that 33​% of the 128 graduates from the previous year claim to have encountered unethical business practices in the workplace. Can she conclude that her​ graduates' experiences are​ different?

1.

What is the value of the test​ statistic?

A.

The assumptions and conditions are not​ met, so the test cannot proceed.

B.The test statistic is ____. ​(Round to two decimal places as​ needed.)

Answer 1

Given that, sample size ( n ) = 128

sample proportion = 0.33

The null and the alternative hypotheses are,

Test statistic is,

Therefore, the value of the test statistic is -0.47