<prompt> If the prevalence of blindness in a population is 0.005, and prevalence of deafness is 0.001, the total prevalence of deafness and blindness together is:0.0000050.000050.006None of the above  <response>: By the law of multiplication of probability, when two events are not mutually exclusive, the total probability is obtained by multiplying the individual probabilities. Pdeafness and blindness Pdeafnessx Pblindness 0.005x0.0010.000005 Ref: Medical biostatistics, 1st edition pg: 191 