Flashcards in Correlations Deck (15):

0

## What is a Correlation?

### A relationship between two co-variables

1

## Describe a positive correlation

### A positive correlation is where the value of one co-variable increases the value of the other also increases

2

## Describe a negative correlation

### As the value of one co-variable increases, the other value decreases

3

## Describe no correlation

### There is no relationship between co-variables, any relationship is down to chance

4

## Fill the blank: Correlation does NOT equal ___

### Causation

5

## Name the three possibilities of explanation for relationships in correlations

###
1) x caused y

2) y caused x

3) z caused both x and y

6

## What is the third variable called?

### The intervening variable

7

## Fill the blanks : In correlational designs there are no ___ ___ or ___ ___, only co-variables.

### Independent variable, dependent variable

8

## Give a one tailed correlation

### There will be a significant correlation between ...

9

## Give a two tailed correlation

### There will be a significant correlation between ...

10

## Give a null correlation

### There will be no significant correlation between ... Any relationship is due to chance.

11

## What is the correlation co-efficient?

### A number measuring the strength and direction of a correlation

12

## Name the three possible correlation strengths

### Perfect, weak and no

13

## Two advantages of correlations

###
- No manipulation of behaviour occurs, meaning useful where experiments are unethical.

- Gives precise information of the degree of relationships between co-variables

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