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15 Cards in this Set

  • Front
  • Back
EMPIRICAL
APPROACH
KNOWLEDGE BASED ON OBVSERVATIONS
HYPOTHESIS
A STATEMENT OF WHAT YOU EXPECT THE RESULTS TO SHOW
NON EXPERIMENTAL DESIGN
SURVERYS
LONGITUDINAL STUDIES
CASE STUDIES
DIFFERENCE BETWEEN EXPERIMENTAL + NON
MANIPULATED DV
RANDOM ASSIGNMENT
CORRELATIONAL STUDY
- NON EXPERIMENTAL

-2 VARIABLES

-CONTINUIOUS

-MEASURES STRENGTH AND DIRECTION OF VARIABLES
CAUSAL COMPARATIVE

[ EX POST FACTO STUDY )
-NON EXPERIMENTAL

-OBVSERVE AND DESCRIBE A CURRENT CONDITION

-LOOK TO THE PAST TO IDENTIFY CAUSES (LUNG CANCER )
GROUNDED THEORY
THEORY THAT IS GROUNDED ON OBVSERVATIONS
3 MAIN SOURCE OF BIAS
-SAMPLES OF CONVIENCE
-VOLUNTEERISM
-CENSUS
SNOWBALL SAMPLING
The first respondent refers a friend. The friend also referes a friend, etc.
SIMPLE RANDOM SAMPLING
EVERYONE HAS THE SAME OPPURTUNITY TO BE INCLUDED
SYSTEMATIC SAMPLING
EVERY NTH PERSON IS SELECTED
TO REDUCE SAMPLING ERRORS
-INCREASE SAMPLE SIZE

-USE STRATIFICATION
STRATIFIED RANDOM SAMPLING
The population is first divided into strata or based on designated criteria and then the sample is drawn, either proportionately or disproportionately, from each subgroup.
CLUSTER SAMPLING
Members of the population fall into clusters of people so the sampling process randomly selects whole clusters from the full population, where everyone in the selected clusters are considered part of the sample.
PURPOSIVE SAMPLING
The researcher uses special knowledge or expertise about specific group to select subjects who represent this population.