Cognitive Biases & Errors
Numbers & Probability
Reliability & Validity
Variables
Statistics
100
The reason we are more afraid of handguns than swimming pools.
What is the availability heuristic?
100
The odds of winning the car if you switch doors in the Monty Hall Problem?
What is 2/3?
100
Consistency among raters of the same instrument.
What is Inter-rater reliability?
100
The estimate of how fast the car was traveling in the Loftus article on reconstructive memory.
What is the dependent variable?
100
Three measures of central tendency.
What are mean, median, and mode?
200
The reason Nicole was not willing to sell Professor Markoff her thermos for $12.
The endowment effect.
200
The tendency to think that future probabilities of independent events are changed by past events.
What is the Gambler's Fallacy?
200
How well our experiment measures what it is supposed to measure.
What is construct validity?
200
Like an independent variable, but not manipulated.
What is a predictor variable?
200
A measure of variability that accounts for approximately 68% of scores under a normal distribution.
What is standard deviation?
300
The reason Taylor Swift knew you were trouble when you walked in.
What is the hindsight bias?
300
These samples yield extreme results more frequently than their counterparts.
What are small samples?
300
A false negative error.
What is a Type II error?
300
Distracting, uncontrolled noise that is not part of your study.
What is an extraneous variable?
300
This type of statistics determines the probability that results are due to chance.
What are inferential statistics?
400
The reason Professor Markoff thinks he is such a great professor.
What is the Dunning-Kruger effect?
400
The most common roll on two six-sided dice.
What is seven?
400
The extent to which an effect in research can be generalized outside the context of the experiment.
What is external validity?
400
Where you would plot your independent variable on a bar graph.
What is the x-axis?
400
The point at which the results from your null hypothesis significance testing are considered statistically significant.
p < .05
500
DAILY DOUBLE! Question in Professor Markoff's email.
Who is Daniel Kahneman?
500
This procedure used in experiments ensures that groups are approximately equivalent at the beginning of a study.
What is random assignment?
500
How well the measure from your experiment correlates to an existing measure that is both reliable and valid.
What is criterion-related validity?
500
A point of data usually over of 2.5 or 3 standard deviations from the mean.
What is an outlier?
500
A test to compare the means of two related groups to determine whether there are any statistically significant differences between them.
What is a dependent t-test?
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