Flashcards in Statistical Tests Deck (13):

1

## characteristics of Mann Whitney U test

###
- measuring a difference

- ordinal or interval data

- indies dang measures design (unrelated)

2

## Characteristics of wilcoxon T

###
- measuring a difference

- ordinal or interval data

- repeated measures design (related)

3

## Characteristics of spear mans rho

###
Measuring a relationship/correlation

Ordinal or interval data

Repeated measures design (related)

4

## Characteristics of a chi squared test

###
Difference AND association

Nominal data

Independent measures (unrelated)

5

## Characteristics of a sign test

###
Measuring a difference

Matched pairs design- related

Nominal data

6

## What level of significance is mainly measured?

### P<0.05

7

## If the result is significant- what hypothesis do you accept or reject?

###
Reject NULL

Accept alternative

8

## What does the P<0.05 significance level mean?

###
Probability of results occurring by chance is less than 5%

Meaning we're 95% confidence our results are due to main uplifting of the independent variable

9

## What is higher significance level- P<0.05 or P<0.01?

### P<0.01

10

## Why would you use a higher significance level like P<0.01?

### Could be repeating a well established theory

11

## What is a lower level of significance- P<0.05 or P<0.1?

###
P<0.1

12

##
Why would you use a lower level of significance eg P<0.1

### If it's a newly established theory and never done before so they don't dismiss it at the 5% level then

13