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