Question

Part of the population of 4,750 elk at a wildlife preserve is infected with a parasite. A random sample of 50 elk shows that 3 of them are infected. How many elk are likely to be infected?

Answer 1

Divide 50 from 4750, then multiply the answer by 3, that is your answer.

Answer 2

Prob(infection) = 3/50 =.06

Probable number infected of the 4,750 elk = .06(4750) = 285

Answer 3

no

Answer 4

its 900