Select the Sample Most Representative of the Population of Interest

question 76

Multiple Choice

Select the sample most representative of the population of interest.
-A teacher wants to determine the effect of time of bus riding on grades.

• A)A sample of 15 records of students who ride the bus and 15 who do not ride the bus
• B)The report of GPA and bus riding time of all the students on one bus route
• C)The report of GPA and bus riding time of all students at two tables in the school cafeteria
• D)A sample of the records of 15 students eligible to ride the bus as determined by distance from school and another sample of 15 students not eligible to ride the bus

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Definitions:

Fixed Costs

Expenses that do not change with the level of production or sales, such as rent or salaries.

Factory Overhead Cost Budget

An estimate of expected factory overhead costs for a specific period, used for planning and controlling manufacturing expenses.

Total Variable Cost

The sum of all costs that vary directly with the level of production, including materials, labor, and other expenses that increase with greater output.

Fixed Costs

Costs that remain constant regardless of the amount of goods produced or sold, including expenses like leases, wages, and insurance coverage.