PsyTeachR FQA Ch. 11

sample

A subset of the population that you wish to make an inference about through your test.

beta

The false negative rate we accept for a statistical test.

alpha

(stats) The cutoff value for making a decision to reject the null hypothesis; (graphics) A value between 0 and 1 used to control the levels of transparency in a plot

false positive

When a test concludes there is an effect when there really is no effect

probability

A number between 0 and 1 where 0 indicates impossibility of the event and 1 indicates certainty

power

The probability of rejecting the null hypothesis when it is false.

hypothesis

A proposed explanation made on the basis of limited evidence as a starting point for further investigation.

false negative

When a test concludes there is no effect when there really is an effect

replicability

The extent to which the findings of a study can be repeated with new samples from the same population.

secondary data

data that has been collected already and made available to you to ask research questions of.

The end!