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Assume you have applied for two jobs A and B. The probability that you get an offer for job A is 0.23. The probability of being offered job B is 0.20. The probability of getting at least one of the jobs is 0.35.
a. What is the probability that you will be offered both jobs?
b. Are events A and B mutually exclusive? Why or why not? Explain.
describe the characteristics of the f distribution. provide examples.what are we testing when we test for two
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?
Is there evidence that a stock split causes excess returns for the month following the split? Redo the problem, using the sign test. Compare the results of the sign test with those of the Wilcoxon test.
From the test data, can we determine whether the oven has an effect on the cake's density? The null hypothesis should be: Oven has no effect on density.
Your company has two warehouses in Detroit and Dallas. Detroit has 150 units ready to ship, Dallas 180 units. You have to fulfill two orders, one for 120 units to New York, and one for 190 units for Las Vegas.
The figure below shows the graphs of the probability density functions for the random variable X, the random variable x‾ for n = 5, and the random variable x‾ for n = 15.- Identify each probability density function.
SMALL BUSINESS DILEMMA Ensuring Payment for Products Exported by the Sports Exports CompanyThe Sports Exports Company produces footballs and exports them to a distributor in the United Kingdom.
according to an irs study it takes a mean time of 330 minutes for taxpayers to prepare copy and electronically transfer
Based on the boxplots in part (a), which of the two groups, students or teachers, tends to have watch times that are closer to the true time? explain you choice.
Is the distribution skewed or symmetrical? If skewed, is it skewed positively or negatively?- Construct a stem and leaf diagram with the last digit being a leaf and the first digit a stem. Repeat stem values five times.
according to the census bureau 68 of americans owned their own homes in 2003. a local real estate office wants to see
Construct the two fold association table and calculate the coefficient of association - number of passed candidates exceeded the number of failed candidates by 310. Boys failing in the examination numbered 88.
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