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The probability is .03 that a passenger on American Airlines flight 2458 is a Platinum flyer (50,000 miles per year).
a) If 200 passengers take this flight, find the binomial and Poisson probability of no platinum flyers (round your answer to 4 decimal places).
b) Find the binomial and Poisson probability of One platinum flyer (round to 4 decisimal places).
c) Find the binomial and Poisson probability of two platinum flyers (round to 4 decisimal places).
d) Is the Poisson approximation justified?
A sample of eight male professionals has an average yearly salary of $52,165. Find the average yearly salary for the 11 people.
Construct a 90 percent confidence interval for the proportion of all kernels that would not pop.
How large a sample is required if the 97 percent level of confidence is used and the estimate is to be within $2,500? The standard deviation is $16,000.
At.05 level of significance test to find out if number of breakdowns is independent of shift.
At the 0.05 level of significance, can we conclude Middletown students remained in their districts less time than Brockton students? Make use of 5-step hypothesis testing procedure.
In addition, the cruise line has decided to plan for an additional 25% more meals than bookings. Formulate the appropriate linear program and solve using Excel Solver. Show your Work in Excel.
What is the probability that the kickoff will go between 60 and 75 yards if the average kickoff is 50 yards with a variance of 49?
The hypothesis is to be tested at the 5% level of significance. The critical value from the table equals:
The Starbucks in the Bauer College of Business found that 24% of customers purchase more than one cup of coffee per day from their shop. If 180 customers are randomly selected one day, what is the probability that no less than 25% of them purchase..
What is the approximate probability that the combined weight of 25 items exceeds 445 ounces? What theorem is useful in answering this question?
Mean and standard deviation are 584.6 and 34.28
What is the probability that a cereal would either high calorie or high fiber? In other words, what is P(high calorie or high fiber)?
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