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Chapter 6,7,& 8 - Coggle Diagram
Chapter 6,7,& 8
Random Sample
population in which each individual has an equal chance of being selected
binomial distribution
scales that shows the probability associated with each value of X
Expected Value of M
Mean of the distribution of sample means
Standard error of M
standard deviation of the distribution of sample means
Alpha level
values used to define the probability concept of "very unlikely" in a hypothesis test
Type 1 error
term occurs when a researcher rejects a null hypothesis that is actually true
Type II error
term occurs when a researcher fails to reject a null hypothesis that is really false
Beta
probability of a type II error
Powerer
probability that the test will correctly reject a false null hypothesis
Cohen's d
measures of effect size computed by diving the mean difference by the standard deviation