Exam 4: Sampling

Probability samples are the same as______.

Dr.Mottle is using stratified sampling and has two frames.If she needs 11% from a frame of 200 and 89% from a frame of 1000,what is the total sample size?

A quasi-random sampling method when a computer is not available is______.

Differentiate the meanings of the terms universe,population,and target population.

Dr.Van Offer has a very large sample with very little diversity among cases,so his sampling error will be

Stratified sampling is the same as snowball sampling.

This type of population includes people who engage in concealed activities and is called ______.

Mr.Marsh is using Systemic Sampling and his sample frame has 2000 names from a directory.If he is sampling 400,what is his sample interval?

Any statistical characteristic of an entire population is a(n)______.

If a researcher walks into a bus station and starts interviewing people at random for his research,he is most likely using

Define convenience sampling.

A proper sample allows researchers to study features of the population from which it came.

A random sampling distribution curve is in the shape of

A statistical characteristic of an entire population estimated from a sample,is a(n)______.

A researcher may use ______sampling to sample a social network of people or linked organizations.

Sampling error assumes random sampling and is influenced by sample size and the diversity of cases in the sample.

Qualitative researchers rarely use random sampling because they often have different goals than to get a representative sample of a large population.

Snowball sampling is the same as network sampling.

Give an example of a hidden population.

The most representative samples do not use a random selection process.