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A rock concert promoter has scheduled an outdoor concert on July 4th. If it does not rain, the promoter will make $30,000. If it does rain, the promoter will lose $15,000 in guarantees made to the band and other expenses. The probability of rain on the 4th is .4.
a. What is the promoter's expected profit? Is the expected profit a reasonable decision criterion? Explain.
b. How much should an insurance company charge to insure the promoter's full losses? Explain your answer.
is her expected profit for a days worth of pies?
Find the average time a plane must wait in line before itcan land.c.Calculate the average time it takes a plane to clear therunway once it has noti?ed the airport that it is in thevicinity and wants to land.d.The FAA has a rule that an air traf..
advertising for this variable each student must fill in the table with whatever random values each student wants.
Find the indicated probabilities using Poisson distribution. Then determine if the events are unusual. A newspaper finds that the mean of typo error is five. Find the probability that a) exactly for errors found on a page, b)at most for errors ..
Captain Jack Sparrow is stranded on an island, awaiting rescue. Suppose that the probability for a ship to come by in a particular day is 20%. Assuming each day is independent of the next, for at least how many days should he wait (including the day ..
An automobile manufacturer has problems with sticking accelerator pedals
How many additional records have to be gathered.
1 What fraction of sample means from samples of size n = 40 fall within ±3 gizmos from the population mean? a 0.8714 b 0.8990 c 0.9426 d 0.9728
The initial research proposal will consist of the following SIX (6) items:What are the implications of my findings for the theory base, for the background assumptions, or relevant literature?
Use Analyze, Descriptive statistics, Frequencies to summarize nonmetric variables, and create a pie-chart for Year in college and create a histogram for IQ and include the normal distribution.
An insurance company suspects that there is a positive linear relationship between the dollar amount of fire damage in residential fires, and the distance between the residence and the nearest fire station. Data were collected on a random sampl..
Determine the sample size needed to make us 95 percent confident that x, the sample mean alert time, is within a margin of error of .3 second of m, the population mean alert time using the new display panel.
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