There are 45 people working in a particular building. A survey on dietary habits is conducted by giving every third person in the building a questionnaire to fill out. From the questionnaire the researcher obtains a score on that person’s dietary habits. What is the number of members in the population?

Question

There are 45 people working in a particular building. A survey on dietary habits is conducted by giving every third person in the building a questionnaire to fill out. From the questionnaire the researcher obtains a score on that person’s dietary habits.  What is the number of members in the population?

studygurl14 · Answer

every third, meaning 1 out of 3 people given the questionnaire. (aka $\large\frac{1}{3}$)
so...$\large45\times\frac{1}{3}\rightarrow\frac{45}{3}\rightarrow15$

studygurl14 · Answer

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