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A certain drug test has a 10% false positive rate (a positive test even if the person has not used that drug) and a 15% false negative rate (a negative test despite the person using the drug). It is known that approximately95% of people do not use the drug being tested for. If 10,000 people are given the test, complete the table with the expected results and then answer the following questions. Test Results Positive Negative Total No Drug Use Drug Use Total 10000
(a) Find P(Positive and Drug Use)
(b) Find P(Negative and No Drug Use)
(c) Find P(No Drug Use|Negative)
(d) Find P(Drug Use|Positive)
(e) A random person tests positive. What is the likelihood that the person is using the drug?
When you retired we combine the money into an account with an annual return of 6.7 percent. Assume the returns are expressed as APRs.
a company provides component parts for an engine. parts specifications suggest that 95 of items meet specifications.
For some of the attributes in your computer decision, you face uncertainty. The additive utility function assessed in Problem 15.17 essentially assumes that additive independence among attributes is reasonable.
You purchased your house 24 years ago for $76,900 and based on recent appraisals it can be sold today for $115,000
How does the concepts of mean and standard deviations of probability distributions play a role in managerial decision-making?
Explain why the facts you know about variances of independent random variables might encourage two small insurance companies to merge.
Previous research has shown that μ.5 pecks if chickens are exposed to white string. Conduct a test (at α=.01) to determine if the true mean number of pecks at blue string is less than μ.5 pecks.
Find out the value of correlation coefficient. Make a regression model to predict winning percentage utilizing all of the data.
a production facility employs 20 workers on the day shift 15 workers on the swing shift and 10 workers on the graveyard
Please ensure you rename your files (AEM201 SCI2SED Assignment A your name_your student number) before submitting and submit both your Excel spreadsheet.
if when measured in degrees celsius temperature is normally distributed with mean 115 and standard deviation 2 what can
Start the car! In October 2002, Consumer Reports listed the price and power (in cold cranking amps) of auto batteries. What is equation of regression line
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