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Question: Consider that you are a line manager in your current Corporation. There is a 0.50 probability that you will be promoted this year. There is a 0.65 probability that you will get a promotion or a raise. The probability of getting a promotion and a raise is 0.35. (Use letter P to denote promotion and letter R to denote raise.)
a. If you get a promotion, what is the probability that you will also get a raise?
b. What is the probability that you will get a raise?
Please show all the steps in your calculations
If you are using exponential smoothing for forecasting an annual time series of revenues, what is your forecast for the next year if the smoothed value for this year is $32.4 million?
Why is it necessary to study the order of operations and the laws of operations before you start solving equations? Of the three laws, commutative, associative, and distributive, which one is most frequently used in algebra? Why?
A sample of parts provided the following contingency table data on part quality by production shift. Use α =.05 to determine whether part quality is independent of the production shift. What is your conclusion?
What is the probability that exactly 3 tomatoes in a randomly selected tray of 20 tomatoes will be too ripe. In each tray of 20 tomatoes, how many would be expected to be too ripe?
Explain these results to a person who understands the t test for a single sample but knows nothing about the t test for independent means.
Examine the data below showing the weights (in pounds) of randomly selected checked bags for an airline's flights on the same day. (a) At α = .05, is the mean weight of an (a) At α = .05, is the mean weight of an international bag greater? Show the h..
Obtain and interpret the 40th percentile for the finishing times and part D) find and interpret the eighth decile for the finishing times.
An auditor reviewed 25 oral surgery insurance claims from a particular surgical office, determining that the mean out-of-pocket patient billing above the reimbursed amount was $275.66 with a standard deviation of $78.11.
the mean annual salary for chauffeurs is 21000. a random sample of size 45 is drawn from this population. assume that
Compute the mean, median, mode and standard deviation for the following discrete probability distribution.
A new car salesperson knows that he sells cars to one customer out of 20 who enter the showroom. The probability that he will sell a car to exactly two of the next three customers is?
What is the test value? A sociologist wants to determine if the life expectancy of people in Africa is less than the life expectancy of people in Asia. Calculate the critical value. Use a=0.05.
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