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Flashcards in sampling Deck (11):
1

statistics

study of procedures for collecting, describing, and drawing conclusions from information

2

population

ENTIRE collection of individuals about which information is sought

3

parameter

refers to population

4

sample

subset (part) of the population containing individuals that are actually observed

5

statistic

refers to sample

6

simple random sample

sample chosen by a method in which each collection of n population times is EQUALLY LIKELY to be chosen

7

sample of convience

you are deciding what items to pick for the sample because it is too difficult to pick randomly

8

stratified sample

population is divided into groups where members are similar in some ways

9

cluster sample

items are drawn from groups
every individual is asked (ALL)

10

systematic sample

you pick every Kth person

11

voluntary response sample

person decides if they will participate in the survey