Exhibit 6-2.Gold miners in Alaska have found,on average,12 ounces of gold per 1000 tons of dirt excavated with a standard deviation of 3 ounces.Assume the amount of gold found per 1000 tons of dirt is normally distributed. Refer to Exhibit 6-2.What is the probability the miners find between 10 and 14 ounces of gold in the next 1000 tons of dirt excavated?
A)0.2514
B)0.4972
C)0.5028
D)0.7486

Question

Quizplus · Accepted Answer

The Answer of Exhibit 6-2.Gold miners in Alaska have found,on average,12 ounces of gold per 1000 tons of dirt excavated with a standard deviation of 3 ounces.Assume the amount of gold found per 1000 tons of dirt is normally distributed. Refer to Exhibit 6-2.What is the probability the miners find between 10 and 14 ounces of gold in the next 1000 tons of dirt excavated?
A)0.2514
B)0.4972
C)0.5028
D)0.7486