AG-Ch-4-2-Notes-WI10

AG-Ch-4-2-Notes-WI10 - Section 4.2 Notes What are Good Ways...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
Section 4.2 Notes What are Good Ways and Poor Ways to Sample? Vocabulary: o o Simple Random Sample (SRS) o Random number table o Margin of Error o Convenience  Samples  o Types of Bias in Sample Surveys o Key Parts of a Sample Survey The sampling frame is the list of subjects in the population from which the sample is taken,  ideally it lists the entire population of interest The sampling design determines how the sample is selected.  Ideally, it should give each  subject an equal chance of being selected to be in the sample Simple Random Sampling, SRS Random Sampling  is the  best way  of obtaining a sample that is representative of the  population simple random sample  of ‘n’ subjects from a population is one in which each possible  sample of that size has the same chance of being selected
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 05/18/2010 for the course MATH math 208 taught by Professor C.eckerle during the Winter '10 term at Delta MI.

Page1 / 3

AG-Ch-4-2-Notes-WI10 - Section 4.2 Notes What are Good Ways...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online