Review

To find statistically significant results that support your hypothesis, you falsify data. This is known as...

• P-hacking

• Fraud

• Harking

A researcher pretends their hypotheses were "confirmed" by the results. In reality, created their hypotheses to fit their results. What is this called?

• Harking

• P-Hacking

• Researcher degrees of freedom

• Confirmation bias

Stopping data collection premature because you found significant results before all data was collected. What is this called?

• Saving money

• Harking

• Stop-and-Go Sampling

• P-hacking

• -1.8

• -1.9

• +1.8

• -2

• 1.1

• 1.2

• 0.9

• 0.5

Z-scores or z-values tell you what? Select the "best" answer.

• How far a score deviates from the mean

• The frequency of observing a score

• How many standard deviations a score deviates from the mean

The variance is a measure of central tendency.

• True

• False

The variance is a measure of spread that also has applications for assessing model fit.

• True

• False

The standard normal distribution has a mean of __ and a SD of __.

• 0, 1

• 100, 10

• 1, 0

• 1, 10