Flashcards
Introduction To Statistics
Flashcards do conjunto (6)
- 1Utts(2003) What educated citizens should know about statistics and probabilityWhen causal relationships can and cannot be inferred
The difference between statistical significance and importance
Difference between “no effect” and “non-significant”
Sources of bias
Understand that variability is natural
Normal ≠ average - 2What is a variable?any concept that can be measured and which varies.
E.g. height, weight, gender, age, IQ scores - 3What is a constant?phenomenon that doesn’t vary, but there are very few characteristics within a person that don't and it's not an interesting area of study
- 4The two types of variablesIndependent - variable you manipulate
Dependent - the corresponding variable you measure (also q-aire items) - 5In cases when you can't manipulate a variable, but you can see there'll be a relationship between the twoPredictor variable (e.g. sex)
Outcome variable (e.g. salary) - 6What are cases?- in psychology a case is usually an individual participant (a person)
-Variables can be measured multiple times
-Variables can be measured using a number of different people
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- University Undergraduate Statistics FlashCards sobre Introduction To Statistics, criado por sarahderveeuw em 22-04-2015.
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- sarahderveeuw
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