Provide an Appropriate Response

question 56

Multiple Choice

Provide an appropriate response.
-An education expert is researching teaching methods and wishes to interview teachers from a particular school district. She randomly selects ten schools from the district and interviews all of the teachers at the selected
Schools. Does this sampling plan result in a random sample? Simple random sample? Explain.

• A) No; no. The sample is not random because teachers in small schools are more likely to be selected than teachers in larger schools. It is not a simple random sample because some samples are not possible, such
• As a sample that includes teachers from schools that were not selected.
• B) Yes; no. The sample is random because all teachers have the same chance of being selected. It is not a simple random sample because some samples are not possible, such as a sample that includes teachers
• From schools that were not selected.
• C) No; yes. The sample is not random because teachers in small schools are more likely to be selected than teachers in larger schools. It is a simple random sample because all samples have the same chance of being
• Selected.
• D) Yes; yes. The sample is random because all teachers have the same chance of being selected. It is a simple random sample because all samples have the same chance of being selected.

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Definitions:

Compounded Monthly

Refers to the process of applying interest on both the initial principal and the accumulated interest from previous periods on a monthly basis.

Withdraw

The act of removing funds from an account.

Compounded Quarterly

Interest calculation method where interest is added to the principal sum of a deposit or loan every quarter.

Investments

The allocation of resources, often financial, in the expectation of generating an income or profit.