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Unformatted text preview: .8 to.1 Very Strong Relationship .6 to.8 Strong Relationship .4 to .6 Moderate Relationship .2 to .4 Weak Relationship .0 to .2 Weak or No Relationship Testing for Significance= r n2 1 r 2 Z Scores: z= x/ Probability Additive Rule: P (A B) = P (A) + P(B) - P(A B) Permutation: n! / (nx)! Combinations: n!/ x! (nx) ! Confidence Interval Using Sample Standard Deviation: x ( /2) (s/n)...
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