A University Administrator Believes That Business Students Are More Likely

question 63

Multiple Choice

A university administrator believes that business students are more likely to be working and going to school than their liberal arts majors.This information may lead to the business school offering courses in the evening hours while the liberal arts college maintains a daytime schedule.To test this theory, the proportion of business students who are working at least 20 hours per week is compared to the proportion of liberal arts students who are working at least 20 hours per week.A random sample of 600 from the business school has been taken and it is determined that 480 students work at least 20 hours per week.A random sample of 700 liberal arts students showed that 350 work at least 20 hours per week.The observed z for this is _______.

• A)0.300
• B)0.624
• C)0.638
• D)11.22
• E)13.42

---

Definitions:

Market For Milk

A specific commodity market involving the buying and selling of milk, influenced by supply and demand dynamics, production costs, and regulatory factors.

Variable Ratio Schedules

A reinforcement schedule in operant conditioning where a response is reinforced after an unpredictable number of responses, leading to high and steady response rates.

Reinforcement Theory

A behavioral theory proposing that behavior is a function of its consequences, with behaviors being encouraged or discouraged through positive or negative reinforcement.

Behavior

The actions or reactions of a person or animal in response to external or internal stimuli.