Mathematics

Question 1

What is the aim of Standard Deviation and what type of design does it use?

Answer 1

To look at the spread of data

Independent measures design

Question 2

What is the aim of Spearmans Rho and what type of design does it use?

Answer 2

Looks for a correlation/relationship

Independent measures design

Question 3

What is the aim of Wilcoxon and what type of design does it use?

Answer 3

Looks for a difference

Repeated measures design

Question 4

What is the aim of Mann-Whitney U and what type of design does it use?

Answer 4

Looks for a difference

Independent measures design

Question 5

What is the aim of Chi Squared and what type of design does it use?

Answer 5

Looks for a difference

Independent measures design

Question 6

Which is the only statistical test which doesn’t use ordinal data and what type of data does it use?

Answer 6

Chi Squared - nominal data

Question 7

Define ordinal data

Answer 7

Ordered categories - the distance between the categories is not know

Question 8

Define nominal data

Answer 8

Data that is used to label variables without providing any quantitative value

Question 9

Define interval data

Answer 9

Data which is measured along a scale, in which each point is placed an equal distance from one another

Question 10

In which statistical test is data ranked together?

Answer 10

Mann-Whitney U

Question 11

In which statistical test is the difference between data found then ranked?

Answer 11

Wilcoxon