Exam 7: Qualitative and Quantitative Sampling

Define the following:theoretical saturation

Define the following:parameter

What three basic steps need to be taken when drawing a systematic sample?

Define the following:hidden populations

Define the following:snowball sampling

Market researcher Tanya Tanika wants to test whether men like a new flavour of yogurt,which tastes like cigar smoke and beer,more than women do.She distributes samples at a grocery store,including 50 samples in blue cups to adult males and 50 samples in pink cups to adult females shopping alone.Afterward,she checks shelves and garbage cans to locate the used blue and pink cups and measures whether more waste (i.e.,uneaten yogurt)was left in blue or pink cups.What type of sampling was used in the study?

How do researchers decide on the size of a sample to use in quantitative research?

Define the following:random-digit dialing (RDD)

Sam Smith,the CEO of a local TV station,recently conducted a study of TV watchers in his area.He obtained a list of all residential customers from the cable TV company's billing list.He selected customers from the 20 000 households on the billing list by taking every fortieth household.A trained interviewer then visited each household and asked detailed questions about the viewing habits of various family members. How large is Sam Smith's sample?

Define the following:sampling element

What is the main difference between simple random sampling and systematic sampling?

Which of the following terms denotes the practice of adjusting the sampling ratio at various stages in the process of cluster sampling?

The Young Children's Charity of Eastern Canada would like an accurate estimate of how much it costs to raise a child between the ages of 2 and 12 each year for its fundraising campaign.The organization hired you to find out how much households spent on raising a child in 2011.The charity gave you a list of four million residential telephone customers in the area.You sampled every four-thousandth address on the list.You survey each sampled household by telephone. In this study,each residential telephone customer is your

Define the following:probability sampling

Define the following:haphazard sampling

In what situations is it appropriate to use a purposive sampling technique?

Define the following:deviant case sampling

Define the following:confidence intervals

According to the central limit theorem used in inferential statistics,

Why is it important to have an accurate sampling frame?