Unit 2 Vocabulary (Statistics) Flashcards
(31 cards)
Case study
Generalize specific information gathered (from person or group)
Control group
Group with no variable: benchmark
Correlation coefficient
Number measuring strength is association
Correlation research
How two variables relate
NOT cause and effect
Dependent variable
Variable that’s influenced by the other
Descriptive statistics
Easier was to see data
Double blind study
Participants and experimenters unaware of who has treatment
Experiment
Researcher manipulates to get effects
Experimental group
The ones getting treatment
Hypothesis
“If… then…” statement (cause and effect)
Independent variable
Variable that influences the other
Inferential statistics
Infer from sample about population
Informal consent
Permission despite knowing all risks
Mean
Average of all the data
Median
Middle of data
Mode
Number that comes up the most
Naturalistic observation
Participants observed without knowing
Normal distribution
Continuous probability distribution
Operational definition
How will you measure variables
Population
The inhabitants of a particular area
Placebo (and placebo effect)
Harmless meds
Random assignment
Random assignment to different groups
Range
Subtract low from high
Replication
Do it again and again
