Use the Following to Answer Questions

question 108

Multiple Choice

Use the following to answer questions
Jack Watson, an MBA student at the University of Tasmania in Hobart, recently purchased a small ice-cream and frozen yoghurt business close to campus to help pay his way through the program.Even though Hobart has cold winters, ice-cream and frozen yoghurt generally sell well year-round.After two months of operation, it became clear why the previous owners had sold the business: even though it seemed to be ideally located, sales were extremely disappointing.
-Before administering the questionnaire, Jack spoke to other ice-cream retailers and learned that, although young families make up a small percentage of the city's population, they purchase large amounts of ice-cream.In light of this, Jack decided to include a minimum of 25 per cent young families in his sample.The final choice of respondents was left up to the interviewers.This sampling method is known as __________ sampling.

• A)quota
• B)stratified
• C)random
• D)representative
• E)area

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Definitions:

Inclusion Criteria

The set of guidelines or characteristics required for an individual to participate in a research study or clinical trial.

Causal Relationship

The relationship between two variables where changes in one variable directly cause changes in the other.

Statistically Significant

A determination that the observed results in a study are unlikely to have occurred by chance, indicating a real effect within a predetermined level of confidence.

Enhanced Functioning

The improvement or optimization of physical, mental, or social abilities beyond typical or expected levels.