Statistical tests

What is the accepted level of significance?

If the results are significant we can..

• Reject the null hypothesis

• Reject the alternate hypothesis

• Accept the null hypothesis

Is a significance level of p<0.01 stronger or weaker evidence, than p<0.05, that the results aren't just down to chance?

• Stronger

• Weaker

• Faster

What does a type 1 error mean

• Significance level is too stringent

• Significance level is too lenient

What is a type 2 error

• Significance level is too stringent

• Significance level is too lenient

Is a one tailed test directional or non-directional?

• Directional

• Non-directional

Is a two-tailed test directional or non-directional?

• Directional

• Non-directional

Age ranges are what type of level of measurement?

• Nominal

• Ordinal

• Interval

What type of data would eye colour be?

• Nominal

• Ordinal

• Interval

What type of data would it be if you asked everyone in the class to rate how much they like psychology on a scale of 1 to 10?

• Nominal

• Ordinal

• Interval