Flashcards in LCT3: Scientific Method Deck (12):
What is the scientific method?
a method of inquiry based on Systematic gathering of Observable, Measurable evidence - also known as an empirical method
All research is based on...
find one (important) way of trying to know/learn about things
Explain the cyclical theory (4 steps)
1) start with big ideas/theories
2) make hypotheses or predictions about those things
3) Test hypotheses thru research/collection of data
4) evaluate the results and re-evaluate the theory based on those results
Whats something that has to take place during the scientific method?
Replication - steps must be repeatable... one study by itself means nothing in the science world (publication and peer review is a necessity)
Measurable definition of a construct
a way of making observations, or measuring the construct
the group the researcher wants to know about
a partial collection of a population - researchers try to generalize findings from sample to population
What are three types of samples researchers can take?
What is a representative sample?
matches population on important characterisitics that might influence results
What is a convenience sample?
from an available population (usually skewed)