Topic

Sampling and sampling distribution

Instructions

Read Section 7.2 in Ch. 7 of Business Statistics: For Contemporary Decision Making.

Consider the following as you read:

See how normal distributions in Week 2 compare with Sampling Distributions this week.

Answer Preview

A sample is a subset of the population. It can be representative or non-representative. To select a sample, probabilistic or non-probabilistic methods can be used. Examples of the former include random, systematic, stratified, cluster, and multistage sampling. On the other hand, examples the latter include convenience, volunteers, quota, snowball, and acquaintance sampling.

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