spearman's rho Flashcards

non parametric stat tests

1
Q

level of data and type of study

A

ordinal data and correlation study

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2
Q

step 1 of spearmans rho

A

rank the scores for the 1st co variable, making the lowest score being 1. this is rank a

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3
Q

step 2 of spearmans rho

A

rank scores form the second co variable, making the lowest score be rank 1. this is rank b

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4
Q

step 3 of spearmans rho

A

take away the rank a from b which is aligned. for example, in a table, it would be the first ever row you are comparing, and so fourth

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5
Q

step 4 of spearmans rho

A

square each number found from the difference column

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6
Q

step 5 of spearmans rho

A

add up the squared differences for a total

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7
Q

formula for spearmans rho

A

Rs = 1 – 6(∑d2)/N(Nsquared-1)

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8
Q

step 6 of spearmans rho

A

calculate spearmans rho with the formula

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9
Q

step 7 of spearmans rho

A

check the critical value table

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10
Q

the calculated value should be ______ than the critical value

A

equal to or higher

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