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A health insurance company charges policyholders a $1250 annual premium for health insurance for hospitalization. The company estimates that each time a patient is hospitalized costs the company $2500. Furthermore, they have estimated that 85% of patients will not be hospitalized, 10% will be hospitalized once a year, and no one will be hospitalized more than twice.
(a) Find the insurance company's expected profit per policyholder.
(b) What is the expected profit if they enroll 80,000 policyholders?
1. for a sample of 36 houses what would you expect the distribution of the sale prices to be? a real-estate agent has
Determine mean and standard deviation for number of erroneous returns per batch.
suppose you have a sample of 6 observations from a normal population. the sample variance is equal to 4. find a 90
State the formula for the test statistic and show your decision rule using the 1 percent level of significance. (c) Carry out the test. Show your work. (d) What assumptions are required?
many customers complain because the declared lifetime of the light bulb you produce is 1000 hours while they seem to
Managers at the Dew Drop Inn are concerned about the increasing number of guests who make reservations but fail to show up. They have decided to institute a policy of over-booking like larger hotel chains
Suppose the download times for a commercial tax preparation site are normally distributed with a mean download time of 2.0 seconds and a standard deviation of 0.5 second.
The Sorry State Lottery requires you to select five different numbers from 0 through 59. (Order is not important.) You are a Big Winner if the five numbers you select agree with those in the drawing, and you are a Small-Fry Winner if four of your ..
researchers from the dept. of fruit crops at a university compared four different preservatives to be used in freezing
for a particular age group of adult males, the distribution of cholesterol readings, in mg/dl, is normally distributed with a mean of 210 and a standard deviation of 15. What percentage of this population would have readings exceeding 250?
question 1 a researcher hypothesizes that individuals who listen to classical music will score differently from the
Five persons donate blood at the clinic on a particular day. Find the probability that at least one of the five does not have Rh+ blood.
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