Correlation OCR

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  • Created by: myah
  • Created on: 29-12-12 17:31
What is a correlation?
A correlation is an investigation into the relationship between two variables. They focus only on the relationship between these variables and can be used as a starting point before experimental investigations.
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What is a positive correlation?
As one variable increases the other variable increases, although not necessarily at the same rate.
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What is a negative correlation?
As one variable increases the other variable decreases, although not necessarily at the same rate.
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How will a one tailed hypothesis start?
There will be a significant positive/negative correlation...
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How will a two tailed/alternate hypothesis start?
There will be a significant correlation...
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How will a null hypothesis start?
There will be no significant correlation...
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Other cards in this set

Card 2

Front

What is a positive correlation?

Back

As one variable increases the other variable increases, although not necessarily at the same rate.

Card 3

Front

What is a negative correlation?

Back

Preview of the front of card 3

Card 4

Front

How will a one tailed hypothesis start?

Back

Preview of the front of card 4

Card 5

Front

How will a two tailed/alternate hypothesis start?

Back

Preview of the front of card 5
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