Question: Find the critical value(s) for rs by using either Table A-9 or Formula 12-1, as appropriate. Assume two-tailed cases, where a represents the level of

Find the critical value(s) for rs by using either Table A-9 or Formula 12-1, as appropriate. Assume two-tailed cases, where a represents the level of significance and n represents the number of pairs of data,
a. n = 20, α = 0.05
b. n = 50, α = 0.05
c. n = 40, α = 0.02
d. n = 15, α = 0.01
e. n = 82, α = 0.04

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