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5 Sep 2018
5. The Well-Done hamburger place buys 100 hamburger patties in- fected with e-coli. E-coli in any patty survives cooking at Well- Done with a probability of .3. Considering the cooking of the 100 patties to be independent, what is the expected number of pat- ties which will have no e-coli after cooking? (A) 30 (B) 100 (C) 15 (D) 85 (E) 70 (F) none of the above
5. The Well-Done hamburger place buys 100 hamburger patties in- fected with e-coli. E-coli in any patty survives cooking at Well- Done with a probability of .3. Considering the cooking of the 100 patties to be independent, what is the expected number of pat- ties which will have no e-coli after cooking? (A) 30 (B) 100 (C) 15 (D) 85 (E) 70 (F) none of the above
Nelly StrackeLv2
5 Sep 2018