Exhibit 6-2

question 50

Multiple Choice

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 more than 16 ounces of gold in the next 1000 tons of dirt excavated?

• A)0.0918
• B)0.4082
• C)0.5918
• D)0.9082

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Definitions:

Adopted Children

Children who have been legally taken by individuals or couples to be cared for as their own.

Identical Twins

Twins who develop from a single fertilized egg that splits and forms two embryos, sharing 100% of their DNA.

Nonidentical Twins

Twins born from two separate eggs fertilized at the same time, leading to siblings that share genetic similarities but are not genetically identical.

Biological Siblings

Siblings who share the same biological parents, fully related genetically.