Tony Is a Pollster

question 39

Multiple Choice

Tony is a pollster.He has a list of 300 people from which he can draw a sample to survey.Tony wants to use the method of random selection to choose his sample.He decides that he will survey every third person on his list,for a sample size of 100 respondents.Has Tony accomplished his goal of using random selection to choose respondents?

• A) Yes; since Tony has not purposefully selected specific people from the list and excluded others, his method is random.
• B) Yes; since Tony has not used demographic criteria (like age, sex, or race) to select his respondents, his method is random.
• C) Yes; with a population of 300 potential respondents, a sample of 100 people from the list will provide a random sample.
• D) No; Tony needs to account for demographic criteria (like age, sex, and race) if he wanted to be sure that his sample would mimic the population.
• E) No; not every member on the list has an equal chance of being selected into Tony's sample.

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Definitions:

Depression

A common mental disorder characterized by persistent sadness, lack of interest or pleasure in activities, and an array of emotional and physical problems.

Anxiety

A feeling of worry, nervousness, or unease, typically about an imminent event or something with an uncertain outcome.

Somatic Antecedent

A bodily or physical precursor that leads to a psychological response.

Panic Attack

A sudden onset of intense fear or discomfort, often accompanied by physical symptoms like rapid heartbeat and sweating.