You are interested in the association, if any, between intelligence and income, but you are given intelligence scores simply as "high" (1) and "low" (0). Conduct the most appropriate form of correlational analysis. Explain why you chose to proceed as you did.

Income: 52 62 52 60 63 53 26 73 44 45 35 47 53 47 36 54 55 71 52 37 IQ 11111111111111111111

Income: 35 39 46 48 31 36 48 27 49 47 31 47 54 50 10 38 59 23 34 43 IQ: 00000000000000000000