Question

during the 1990s, by country and lethality of attack. Lethality Fatal Nonfatal Total 56 21 57 244 92 470 Australia Brazil 12 8 S South Africa 8 United States 65 249 128 540 Other Total 70 For full credit answer with probability notation, a fraction, and a decimal rounded to 3 places a) Find the probuabili that an attack was fatal. b) Find the probability that an attack was fatal, given that it was reported in Brazil. c) Find the probability that an attack was fatal given that it was reported in the United States. d) Are the events (Fatal) and (Reported in Brazil) independent? Explain in words that someone with no knowledge of statistics would understand.

Answer 1

부0 540 al x 33 5t0 tO 0.00 . ts and Brt) Hemee