GGR270H1 Final: Week 6 Study Notes

61 views2 pages
13 Dec 2010
School
Department
Course
Professor

Document Summary

Ggr 270 lecture 6 october 20, 2010. aim of inferential stats is to generalize about characteristics of larger population. so, need a process to obtain a sample. Therefore, an essential skill for any geographer to have. necessary is cases o extremely large populations. efficient and cost-effective way of understanding the population. highly detailed information can be obtained easily. If a sample is representative of the population then it will accurately reflect the characteristics of the population, without bias. element of randomness must be introduces to preserve the representative sample. can never eliminate bias, only minimize it. precision and accuracy help categorize sources of error. different number of sampling designs: www. notesolution. com: simple random, systematic sampling, stratified. can also have a series of spatial sampling designs: use cartesian coordinates, simple, stratified random, transect. sample statistics will change or vary for each random sample selected.

Get access

Grade+20% off
$8 USD/m$10 USD/m
Billed $96 USD annually
Grade+
Homework Help
Study Guides
Textbook Solutions
Class Notes
Textbook Notes
Booster Class
40 Verified Answers

Related Documents

Related Questions