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Contracts
Your company bids for two contracts. You believe the probability you get contract #1 is 0.8. If you get contract #1, the probability you also get contract #2 will be 0.2, and if you do not get #1, the probability you get #2 will be 0.3.
a) Are the two contracts independent? Explain.
b) Find the probability you get both contracts.
c) Find the probability you get no contract.
d) Let X be the number of contracts you get. Find the probability model for X.
e) Find the expected value and standard deviation of X.
How many bolts should be sampled in order to make us 95% confident that the sample mean bolt length is within .02 inches of the true mean bolt length?
Create an example of an application oriented binomial experiment. You are to give the scenario which should include an "n" and "p".
We want to know if his support has decreased. In computing a test of hypothesis with , what is the estimate of the overall proportion?
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A board of directors at the Anchor Pointe Marina is studying the usage of boats among its members. A sample of 30 members who have bots 10 to 20 feet in length showed that they used their boats an average of 11 days last July.
1.two coins are tossed and the total number of heads is counted. which of the following would be a legitimate
Interpret the estimated tolerance intervals and the confidence interval in the context of the situation related to the exercise.
1.an old saying in golf is you drive for show and you putt for dough. the point is that good putting is more important
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