A high school guidance analyzed data from a sample of 700 community colleges thr

Question

A high school guidance analyzed data from a sample of 700 community colleges throughout the United States. One of his goals was to estimate the annual costs of community colleges in the United States. Describe the population of interest to the guidance Counselor. the colleges that have an affordable annual ration rate all community colleges in the United States all colleges and universities in the United States the 700 community colleges that were surveyed Give a plausible sample of size 5 for annual tuition costs, from the problem above. A mega-discount chain store just opened a new clothing store in town emphasizing mainly women's clothing. Before opening, management had to decide whether to only carry either men's, women's, boy's, girls', or infants clothing. After performing representative sampling of potential customers from each of these groups, it was decided to carry only women's clothing. Identify the type of sampling used in this example. Convenience sampling Systematic sampling Stratified sampling Cluster sampling

Explanation / Answer

3 ) The type of sampling carried out was stratified sampling .

So , the correct option is ( C ) .

Explanation :

Here the total population was divided into five groups ----- men, women , boy , girl , infant . From each of this groups a sample was taken and surveyed . Thus we can see that the total population was stratified into five groups and from each of these groups a sample was taken and surveyed . Thus , it is an example of stratified sampling .

Related Questions

Navigate

• Browse (All)
• Browse A
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.