Choosing an inferential stats test Flashcards

(13 cards)

1
Q

What are the three criteria for choosing a stats test?

A

Difference vs correlation
Experimental design
Level of measure

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2
Q

What are the three types of levels of measure

A

Nominal
Ordinal
Interval

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3
Q

What is nominal data

A

mode, data in categories like choose an option between three.

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4
Q

What is ordinal data

A

median, opinions and rankings, things like questionaries or scales out of 10

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5
Q

What is interval data

A

mean or sd, scientific with equal precise units, like time or weight.

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6
Q

Chi squared test categories

A

Nominal
Unrelated or test of correlation

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7
Q

Sign test categories

A

Nominal
Related

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8
Q

Mann-whitney categories

A

Ordinal
Unrelated

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9
Q

Wilcoton categories

A

Ordinal
Related

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10
Q

Spearmans rho categories

A

Ordinal
Test of correlation

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11
Q

Unrelated t test categories

A

interval
unrelated

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12
Q

Related t test categories

A

Interval
Related

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13
Q

Pearson R categories

A

Interval
Test of correlation

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