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Develop a decision tree for the case of a company operating at full capacity and with product demand rising. The choice is between new equipment and overtime.
In sweet pea, Lathyrus odoratus, flower color is controlled by two independently assorting gene loci (A, a and B, b). What is the probability that the first offspring produced has purple flowers?
The total square feet devoted to recreation per school for the y-values, find the linear correlation coefficient between x and y.
Estimate with 95% confidence the number of Californians between 25 and 55 years of age who are in the market segment the university wishes to target. Data are in file Xr12-91.
Calculate the probability of a type ii error for the following hypotheses when µ = 37: the significance level is 5%, the population standard deviation is 5, and the sample size is 25.
Find the probabilities that the service times will be less than 1/2 hour, 1/3 hour, and 2/3 hour. Com-pare these probabilities to the probabilities found in the example.
To compute all the descriptive statistics for the following set of three test scores over the course of a semester. Which test had the highest average score?
Do you have any personal experiences you are comfortable sharing about medical ethical issues you and your family and/or friends have confronted?
Standard deviation of 4.5 minutes from a commuting friend and believe that that is the standard deviation for the area. Prepare a 95% confidence interval for the true average commuting time.
Prepare a 95% confidence interval for the average grocery bill. Would a 99% confidence interval be narrower or wider than the 95% confidence interval?
Set up your null and alternative hypothesis for testing whether your cists are different and do the analysis using α=.05.
Simulate S = 10,000 random samples of size n = 12 each from Uniform( 0, 1 ) distribution. For each of the s = 1 : 10,000 datasets, compute the sample total and subtract 6. Do NOT print the simulated
Find the total amount spent on each item during the year. What is the total investment for all of these? Find the percentage of the total investment in inventory that is spent on each item.
Supposes that the diameter of bearings are independent normally distributed random variables with mean µB = 1.005cm and variance σ²B = (0.003)² cm² . What is the probabili
If 100 percent of a days production is inspected whenever the sample of 10 gives 2 or more defectives, then what is the pobability that 100 percent of a days production will be inspected?
Calculate the probability that a hand of 13 cards dealt from a normal pack of 52 contains exactly two kings and one ace.
Paula is able to sell reports for $ 350 each. Of course, any reports not sold by the end of the week have no value. How many reports should Paula produce each week?
the standard deviaiton was 4,450. How many cases of Washington Reds should be brought to market? Assume the sales follow a normal distribution.
How much should Douglas Boats expand, and how much would it be worth for the company to make the expansion? Assume demand is constant throughout the year.
Which measure of family wealth is most important, when making political decisions, the national mean, median or mode?
A Gallup poll in 2008 showed that 22% of men said they were seriously trying to lose weight. Determine whether the difference in proportions is significant at the 0.05 level.
If a researcher decides to use multiple comparisons in a study with three conditions, what is the probability of a Type I error across these comparisons?
In order to compare the mean charges for the three groups, the data will be subjected to an analysis of variance. Write the null hypothesis tested by the ANOVA.
The probability that exactly 9 out of the 15 consumers recognize the brand name. Also find the probability that the number who recognize the brand name is?
Remember to first decide whether this is a one- or two-tailed test. What is your conclusion regarding the research hypothesis? Copy and paste the results in this document.