Which of the Following Is True of Probability Sampling

question 13

Multiple Choice

Which of the following is true of probability sampling?

• A)It includes a large sample of respondents that voluntarily completes questionnaires on a regular basis so that researchers can assess changes in behaviour and attitudes.
• B)It is a hybrid of primary and secondary research conducted by a research company, spreading the cost across many clients to reduce the price.
• C)It involves precise rules to select the sample so that each element of the population has a specific known chance of being selected.
• D)It involves the use of arbitrary judgment by the market researcher to select a sample so that the chance of selecting a particular element of the population is either unknown or zero.

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Definitions:

Math Scores

Numerical values that represent the outcome or achievement level in a mathematical examination or test.

Tutoring

Personalized instruction, coaching, or assistance in academics provided to enhance a learner's understanding or skills.

Friedman Test

This is a statistic method without reliance on parametric assumptions designed to uncover variations in treatments over numerous testing efforts.

Level Of Significance

A threshold in statistical testing that determines whether an observed result is statistically significant, typically denoted by alpha (α).