Question

Use the table below to find the probability. Positive Test Result Negative Test Result Subject Uses...

Use the table below to find the probability.

Positive Test Result Negative Test Result
Subject Uses Drugs

44

(True Positive)

6

(False Negative)
Subject is Not a Drug User

90

(False Positive)

860

(True Negative)

Find P ( negative test result | subject does not use drug.)

Math   Statistics-And-Probability   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
Use the table below to find the probability. Positive Test Result Negative Test Result Subject Uses...
Use the table below to find the probability. Positive Test Result Negative Test Result Subject Uses Drugs 44 (True Positive) 6 (False Negative) Subject is Not a Drug User 90 (False Positive) 860 (True Negative) Find . (Round to 4 decimals)
QUESTION 91 Use the table below to find the probability. Positive Test Result Negative Test Result...
QUESTION 91 Use the table below to find the probability. Positive Test Result Negative Test Result Subject Uses Drugs 44 (True Positive) 6 (False Negative) Subject is Not a Drug User 90 (False Positive) 860 (True Negative) If 2 of the 1000 test subjects are randomly selected, find the probability that both had false positive results. Assume that the 2 selections are made without replacement. (Round to 4 decimals)
Test shows drug use Test shows no drug use Total Subject uses drugs 90 4,995 5,085...
Test shows drug use Test shows no drug use Total Subject uses drugs 90 4,995 5,085 Subject does not use drugs 10 94,905 94,915 Total 100 99,900 100,000 Determine the probabilities, based on the table: A) Selecting a person that does not use drugs or the test shows no drug use B) Selecting a person that uses drugs and the test shows drug use C) Selecting a person that does not use drugs, given that the test shows no drug...
Complete the table below indicating where true positive, false positive, true negative and false negatives occur....
Complete the table below indicating where true positive, false positive, true negative and false negatives occur. Also indicate where the Type I & Type II errors occur. Population Result Sample Result True difference exists No difference exists Study shows difference Study shows no difference Question 8: Using the table below calculate the negative predictive value, positive predictive value, sensitivity and specificity values. Gold Standard + - Total Test Result + 70 35 105 - 20 275 295 Total 90 310...
The table below displays results from experiments with polygraph instruments. Find the positive predictive value for...
The table below displays results from experiments with polygraph instruments. Find the positive predictive value for the test. That​ is, find the probability that the subject​ lied, given that the test yields a positive result. Did the Subject Actually​ Lie? No​ (Did Not​ Lie) Yes​ (Lied) Positive test results 16 43 Negative test results 34 12 The probability is
5. A company is having random drug tests in the workplace. The lab-test the company is...
5. A company is having random drug tests in the workplace. The lab-test the company is using produces false negatives 2% of the time and false positives 5% of the time. Assume that 10% of the employees at this company use drugs. a. If an employee tests positive for drug use, what is the probability that he/she does not use drugs? Show your work. b. What is the probability a drug user tests negative twice in a row? Show/explain your...
5. A company is having random drug tests in the workplace. The lab-test the company is...
5. A company is having random drug tests in the workplace. The lab-test the company is using produces false negatives 2% of the time and false positives 5% of the time. Assume that 10% of the employees at this company use drugs. a. If an employee tests positive for drug use, what is the probability that he/she does not use drugs? Show your work. [2 points] b. What is the probability a drug user tests negative twice in a row?...
Suppose that a drug test has a 0.91 probability of succesfully identifying a drug user, but...
Suppose that a drug test has a 0.91 probability of succesfully identifying a drug user, but has a 0.06 probability of reporting a false positive. A company drug tests it's employees and 13% of them test positive for drug use. Let T denote "tests positive for drug use" and D denote "drug user." The probability 0.91 above refers to P(T|D) The probability 0.06 above refers to P(T|D^c) The percentage 13% above refers to P(T) What is the probability a random...
Use the following results from a test for marijuana​ use, which is provided by a certain...
Use the following results from a test for marijuana​ use, which is provided by a certain drug testing company. Among 149 subjects with positive test​ results, there are 21 false positive​ results; among 155 negative​ results, there are 5 false negative results. If one of the test subjects is randomly​ selected, find the probability that the subject tested negative or did not use marijuana.​ (Hint: Construct a​ table.) The probability that a randomly selected subject tested negative or did not...
Suppose we assume that 5% of people are drug users. If a person is a drug...
Suppose we assume that 5% of people are drug users. If a person is a drug user, the result of the test is positive 95% of the time, and if the person is not a drug user, the result is negative 90% of the time. A person is randomly selected. What is the probability that he tests positive for drugs?
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT