Bayes theorem-question, A test indicates the presence of a

Bayes theorem-question

Assignment Help Basic Statistics

Reference no: EM1399586

1. A test indicates the presence of a particular disease 90% of the time when the disease is present and the presence of the disease 2% of the time when the disease is not present. If 0.5% of the population has the disease, calculate the conditional probability that a person selected at random has the disease if the test indicates the presence of the disease.

2. A hospital receives two-?fths of its ?u vaccine from Company A and the remainder from Company B. Each shipment contains a large number of vials of vaccine. From Company A, 3% of the vials are ineffective; from Company B, 2% are ineffective. A hospital tests n = 25 randomly selected vials from one shipment and ?nds that 2 are ineffective. What is the conditional probability that this shipment came from Company A?

Reference no: EM1399586

Questions Cloud

Explain dollar on the foreign exchange markets : If the Yuan is permitted to float freely against the U.S. dollar on the foreign exchange markets as well as appreciates in value how might this distress the fortunes of those enterprises?

Bayes theorem and survey of probability concepts : One-fourth of the residents of the Burning Ridge Estates leave their garage doors open when they are away from home. The local chief of police estimates that 5 percent of the garages with open doors will have something stolen

Find the derivative of the function : Use the definitional formula given below to find the derivative of the function.

Court examine to determine if the law is constitutional : Nevada passed a law proscription all commercial billboards along state highways to rid the state highways of billboards which are attacking to citizens. If this law were to be defied which of the following would a court examine to determine if the..

Bayes theorem-question : A test indicates the presence of a particular disease 90% of the time when the disease is present and the presence of the disease 2% of the time when the disease is not present.

How to assess the scope of business : Explain how to assess the scope of business being reviewed when using financial statements and how to develop scoreboards and dashboards reporting mechanisms for hospital viability.

Population with a married percentage : Use a 0.05 significance level to test the claim that this sample comes from a population with a married percentage of less than 58.6%.

Calculate the final temperature of the solution : Calculate the final temperature of the solution has a specific heat capacity =4.18 J/°C · g. assuming no heat lost

Information regarding bay theorem : A special test is given to people complaining of sever headaches. if someone has a brain tumor, the test is positive with a probability of .8 (80%).

User Account

All Pages