Which of the Following Is a Correct Statement Regarding Probability

question 40

Multiple Choice

Which of the following is a correct statement regarding probability samples?

• A)The researcher can be sure of obtaining information from a representative
• Cross-section of the population of interest
• B)Sampling error can be computed.
• C)The survey results can be projected to the total population.
• D)All of these statements are correct.
• E)None of these are correct.

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Definitions:

Self Join

A database join operation in which a table is joined with itself, used to compare rows within the same table.

Employees Table

A structured arrangement in a database or spreadsheet specifically designed to hold information about employees.

Managers Table

A database or spreadsheet feature used to organize and manage information relating to managers within an organization.

Outer Join

In database management, a type of SQL join that returns all rows from one table and matched rows from the other table, along with the rows in the former that do not have a match in the latter.