Instruction 10-9 A Corporation Randomly Selects 150 Salespeople and Finds That 66

question 31

Multiple Choice

Instruction 10-9
A corporation randomly selects 150 salespeople and finds that 66% who have never taken a self-improvement course would like such a course.The firm did a similar study 10 years ago in which 60% of a random sample of 160 salespeople wanted a self-improvement course.The groups are assumed to be independent random samples.Let π₁ and π₂ represent the true proportion of workers who would like to attend a self-improvement course in the recent study and the past study,respectively.
-Referring to Instruction 10-9,what is the unbiased point estimate for the difference between the two population proportions?

• A)0.10
• B)0.06
• C)0.22
• D)0.15

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Definitions:

Standard Costs

Predetermined costs assigned to goods and services, used as target costs or benchmarks to compare with actual costs in order to manage and control costs.

Total Direct Labor Variance

The difference between the actual cost of direct labor used to produce goods and the standard cost of direct labor expected for those goods.

Rate

A measure, quantity, or frequency, typically one measured against another quantity or measure.

Hours

Units of time, each equal to 60 minutes, used often as a measure for billing, labor, or scheduling.