Maths year 12 trials revision.

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14 Terms

1
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Perfect correlation

1

2
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Very strong correlation

0.95<r<1

3
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Strong correlation

0.87<r<0.95

4
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Moderate correlation

0.7<r<0.87

5
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Weak correlation

0.5<r<0.7

6
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Very weak correlation

0<r<0.5

7
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Pearsons

Basic one for linear

8
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Spearman’s

Rank one for non-linear

9
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p-value>significance level

fail to reject H0

10
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p-value<significance level

Reject H0 and accept H1

11
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calculated value>critical value

Reject H0 and accept H1

12
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calculated value<critical value

fail to reject H0

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What is critical value

boarder not to be rejected. if calc value is higher, it exceeds the boarder and is thus rejected.

14
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Normal distribution

34.13, 13.59, 2.15, 0.13