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A regional manager visits local fast-food franchises and evaluates the speed of the service. If the manager receives her meal within 45 seconds, the server is given a free movie-admission coupon. If it takes more than 45 seconds, the server receives nothing.
Throughout the company's franchises, the probability is 0.60 that a meal will be served within 45 seconds. What is the expected number of coupons a counter employee will receive when serving the regional manager?
Run a regression of Y on X in Excel and turn in the output with a note explaining what the coefficients {correlation coefficient (multiple R), standard error, t-statistic and F-statistic} mean.
What are the implications of forecast errors?
Using the .05 level of significance: a) Is there a difference among types of gasoline? b) Is there a difference in the cars?
Discuss an element of drinking water where you see a public health gap or need that should be addressed. You may bring up a specific case relevant to your community if you have one, or bring up a global issue.
How much should you be willing to pay for this deal? Do you think you would actually pay that much? Why? Expected Value:? Pay it? Why?
Suppose that the annual rate of return for a common biotechnology stock is normally distributed with a mean of 5.5% and a standard deviation of 6%. Find the probability that the one-year return of this stock will be negative.
let x and y be chosen at random from the interval 0 1. which pairs of the following events are independent?a x gt 13.b
The heights of 20- to 29-year-old females are known to have a population standard deviation 1) = 2.7 inches. A simple random sample of n = 15 females 20 to 29 years old results in the following data
Design a Linear programming problem for the flair Furniture Company and find the combination of tables and chairs that the company must produce to maximize profits.
Is there evidence that mean dimension is not 221 mm? Suppose population is normally distributed. Use a=0.05 and critical value method.
the 70-year long-term record for weather shows that for new york state the annual precipitation has a mean of 39.84
Which of the summary statistics are most appropriate for describing these distributions. Why?- Do you see any evidence that seeding clouds may be effective? Explain.
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