Mr P's Revision - A Stats Sprint!

When would you use a Mann-Whitney test?

• Independent measures

• Matched pairs

• Repeated Measures

• Correlation

When would you use a Wilcoxon test? - There are two correct answers here...

• Independent measures

• Matched pairs

• Repeated Measures

• Correlation

When would you use a Spearman's Rho test?

• Independent measures

• Matched pairs

• Repeated Measures

• Correlation

When would you use a Binomial Sign Test?

• Independent measures

• Matched pairs

• Repeated Measures

• Correlation

Which of the following tests would be carried out if you ONLY had nominal data

• Mann-Whitney

• Wilcoxon

• Spearman's Rho

• Binomial Sign Test

Which of the following statements is true...

• If you only have nominal data then you cannot use a higher level of analysis

• If you have interval data then you cannot use a lower level of analysis

Which of the following is a reason for making a type 2 error?

• Using a level of significance which is too stringent (e.g p<0.0001)

• Using a level of significance which is too lenient (e.g. (P<0.5)

Which of the following could be treated as ordinal data?

• A choice of favourite film from a list of 3

• An opinion about why a particular film is good

• A score out of 100 for how good a film is

What type of data is a Chi-Squared analysis typically used for?

• Ratio

• Ordinal

• Nominal

• Interval

Which of the following best describes a positive skew

• All the scores are bunched at the low end (left hand side on a distribution curve)

• All of the scores are bunched at the high end (right hand side of a distribution curve)

• Equally distributed