A previous study indicates that the percentage of chain

Reference no: EM13623744

A previous study indicates that the percentage of chain smokers, p, who have lung cancer follows a beta distribution with mean 70% and standard deviation 10%. Suppose a new data set collected shows that 81 out of 120 chain smokers have lung cancer.

a) Determine the posterior distribution of the percentage of chain smokers who have lung cancer by combining the new data and the prior information.

b) What is the posterior probability that p is larger than 50%?

Reference no: EM13623744

Questions Cloud

A polling agency wants to determine the size of a random : a polling agency wants to determine the size of a random sample needed to estimate the proportion of homeowners who

Suppose that the probability that a person between the ages : suppose that the probability that a person between the ages of 19 and 24 checks their daily horoscope is 0.12. if 400

For a hypothetical magazine the probability that the reader : for a hypothetical magazine the probability that the reader is male given that the reader is at least 35 years old is

Is the number of visits significantly less for the dog : siegal found that elderly people who owned dogs were less likely to visit the doctor after upsetting events than were

A previous study indicates that the percentage of chain : a previous study indicates that the percentage of chain smokers p who have lung cancer follows a beta distribution with

The quality-control manager at a light bulb factory needs : the quality-control manager at a light bulb factory needs to determine whether the mean life of a large shipment of

Now suppose the incidence of the disease in another : a test for a certain disease is found to be 96 accurate meaning that it will correctly diagnose the disease in 96 out

A machine produces ball bearings is set so that the average : a machine produces ball bearings is set so that the average diameter is .50 inch. a sample of 10 ball bearings was

The equation of the estimated regression line that relates : to determine whether the cash bonus paid by a company is related to annual pay data were gathered for 10 account

User Account

All Pages