# Isle Royale an island in Lake Superior has provided an

Last updated: 1/26/2024

Isle Royale an island in Lake Superior has provided an important study site of wolves and their prey Of special interest is the study of the number of moose killed by wolves During a particular period there were 296 moose deaths identified as wolf kills The age distribution of the kills is as follows Age of Moose in Years Number Killed by Wolves Calf 0 5 yr 1 5 6 10 1 5 LAUSE SALT 11 15 6 10 16 20 11 15 16 20 a For each age group compute the probability that a moose in that age group is killed by a wolf Round your answers to four decimal places Age of Moose in Years Number Killed by Wolves Calf 0 5 yr 0 3649 0 1824 0 2534 0 1824 108 0 0169 54 75 54 5 b Consider all ages in a class equal to the class midpoint Use 0 5 for the midpoint of the calf class Find the expected age in years of a moose killed by a wolf and the standard deviation of the ages in years Round your answers to two decimal places