P( A or B) = P(A)+P(B) - P(A and B) = 0.62 +0.41 -0.15 =0.88
P(B/A) = P(A and B) / P(A) = 0.15 /0.62 = 15/62
P(A/B) = P(A and B) / P(B) = 0.15 /0.41 = 15/41
A and B are independent if P(A/B) = P(A)
15/41 ≠ 0.62 so A and B are not independent
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P( A or B) = P(A)+P(B) - P(A and B) = 0.62 +0.41 -0.15 =0.88
P(B/A) = P(A and B) / P(A) = 0.15 /0.62 = 15/62
P(A/B) = P(A and B) / P(B) = 0.15 /0.41 = 15/41
A and B are independent if P(A/B) = P(A)
15/41 ≠ 0.62 so A and B are not independent