Conditional Probability Tree Diagram Exploration

What is the false positive rate of the drug test?

• 1%

• 10%

• 2%

• 5%

Tags

CCSS.8.SP.A.4

What percentage of applicants are actually using illegal drugs?

• 10%

• 1%

• 5%

• 2%

Tags

CCSS.7.SP.C.6

If 10,000 applicants are tested, how many are expected to be on drugs?

• 1000

• 500

• 200

• 100

Tags

CCSS.7.SP.C.6

What is the false negative rate of the drug test?

• 1%

• 10%

• 2%

• 5%

Tags

CCSS.6.SP.A.2

How many applicants on drugs will test positive if the false negative rate is 1%?

• 500

• 505

• 490

• 495

How many applicants on drugs will test negative if the false negative rate is 1%?

• 20

• 15

• 10

• 5

How many applicants not on drugs will test positive if the false positive rate is 2%?

• 210

• 200

• 190

• 180

How many applicants not on drugs will test negative if the false positive rate is 2%?

• 9320

• 9330

• 9310

• 9300

Tags

CCSS.HSS.CP.B.6

Given an applicant tests positive, what is the probability they are actually on drugs?

• 50%

• 60%

• 70%

• 72%

Tags

CCSS.8.SP.A.4

What is the probability that an applicant who tests positive is not on drugs?

• 28%

• 22%

• 18%

• 32%

Tags

CCSS.8.SP.A.4