Introducing Statistics 4: Surveys

6 flashcards · Mathematics · by lakesare

1. Census VS survey?

   census - complete population coverage survey - sample of population coverage

2. What's target population?

   Whole population of interest.

3. [Methods of sampling] Name 2 methods of sampling.

   simple random sampling systematic random sampling stratified sampling cluster sampling quota sampling

4. [Methods of sampling] What does this tell us about the discussed sample?

   Sample is not representative with respect to gender and occupation.

5. What's this called?

   Likert scale Ликерт Rensis Likert (1903–1981)

6. What's sampling error?

   For example, if one measures the height of a thousand individuals from a population of one million, the average height of the thousand is typically not the same as the average height of all one million people in the country.