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Jason inherited a piece of land from his great-uncle. Owners in the area claim that there is a 45% chance that the land has oil. Jason decides to

test the land for oil. He buys a kit that claims to have an 80% accuracy rate of indicating oil in the soil. What is the probability that the land has NO OIL and the test shows that there is NO OIL ?

A) 0
B) 0.09
C) 0.11
D) 0.44

Jason inherited a piece of land from his great-uncle. Owners in the area claim that-example-1
User Knack
by
9.1k points

2 Answers

11 votes

Answer:

0.09

Explanation:

.45 x .20 = .09

theres a 45% chance of there being oil and theres a 20% chance the test is inaccurate( just do 100-80 to get that).

User Sumit Bopche
by
8.7k points
5 votes
The answer is B) 0.09
User Scorpiozj
by
8.3k points
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