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Gotham City wants to minimize the total distance cars must travel to respond to the three police calls. Use the Hungarian method to determine which car should respond to which call.
Suppose that the disabled citizens are prioritized over the others. If the percentage of the disabled voters in this precinct is 5% of the total number of voters, how long do the citizens who are no
If the average time a voter spends in the voting booth increases to 4 minutes, what would be the utilization rate of a stable queuing system with the minimum number of voting machines?
What is the variance in the time between calls? What is the probability that the time between calls exceeds the mean?
A researcher conducted an experiment on the effects of a new multivitamin on energy level, with a control group (received nothing), a placebo group, and an experimental group
For the population of women whose mothers did not take the drug DES during pregnancy, what is the estimate of the number of women out of 1000 who would be expected to have tissue abnormalities.
The project hoped to show that right-handed people find right-hand threads easier to use. Do an analysis that leads to a conclusion about this issue.
Calculate the sample mean and standard deviationof height. Construct a stem-and-leaf diagram for the height data and comment on any important features that you notice.
Mutual funds often compare their performance with a benchmark provided by an "index" that describes the performance of the class of assets in which the fund invests.
The probability of dancing at least once that year was 0.077. Why is it not correct to conclude that the probability of flying a kite or dancing was 0.100?
Then determine the cost to the bank (in lost interest) for each hour that a check spends waiting for and undergoing processing. Assuming that interarrival times and service times are exponential,
Complete the following ANOVA table. Use α = .05 to find the table F value and use the data to test the null hypothesis.
What type of ANOVA would examine effects of political party (e.g., Democrat, Republican, or Independent) affiliation and gender on attitudes toward the death penalty?
Show that a royal flush (A, K, Q, J, 10 of one suit) attracts another royal flush, that is P (R2|R1) > P (R2). Show that a royal flush repels full houses.
Construct a 95% confidence interval for the mean amount of oil recovered from all wells in this area using t procedures.
The player wins if all three slots show the same three items. If each of the four items is equally like they appear on a given spin, what is your probability of winning.
Construct a 95% confidence interval for the mean HAV angle in the population of all such patients.
Make a histogram of the data and discuss the shape, center, and spread. A computer-intensive method that gives accurate confidence intervals without assuming any specific shape of the distribution g
What is the meaning of the coefficient of x? What is the result of the test of the slope of the regression model? Let α = .10.Why is the t ratio negative?
Test the hypothesis, using α= 0.05, that the average number of critical violations is less than 1.5. State the two hypotheses, the test statistic and P-value.
For how many years should the company guarantee its work? Assume that occurrences of major foundation repairs are Poisson distributed.
Assume that these runners can be viewed as a random sample of your potential customers. The weights are expressed in kilograms.
What is the probability that zero defective components exist in the lot? What is the probability that one defective exists in the lot?
The financial aid office of a university asks a sample of students about their employment and earnings. The report says that "for academic year earnings, a significant difference (P=0.038) was found
Every Monday, the delivery driver delivers Coke to Mr. D's. If the store wants to have only a 1% chance of running out of Coke by the end of the week, how many six-packs should be ordered for the