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Question: Compare a minimum of three statistical packages that are available to statisticians and/or students of statistics. The response must be typed, single spaced, must be in times new roman font (size 12) and must follow the APA format.
Alice attends a small college in which each class meets only once a week. She is deciding between 30 non-overlapping classes.
What is the probability that a randomly selected barrel of oil has a proportion of water less than 0.12 - What is the probability that a randomly selected
In surveying a simple random sample of 200 production workers, the personnel director finds that 38% of them plan to vacation out of state for at least one week during this period. Is this a point estimate or an interval estimate? Explain.
A student takes the campus shuttle bus to reach the classroom building. The shuttle bus arrives at his stop every 15 minutes but the actual arrival time at the stop is random. The student allows 10 minutes waiting time for the shuttle in his plan ..
He decided to see if the results of the evening fit an "unbiased dice" model. Conduct the test and write a sentence summary of your conclusions.
a. Fit a simple linear regression model by ordinary least squares and obtain the residuals. Also obtain s{b0} and s{b1}. b. Plot the residuals against time and explain whether you find any evidence of positive autocorrelation.
Find a 98% confidence interval for the true mean beats per minute in male atrial flutter patients.- Find a 98% confidence interval for the true mean beats per minute in female atrial flutter patients.
Why should employers care about their employees' level of job satisfaction? Why are modern employees increasingly unsatisfied with their jobs? What can be done to improve their degree of satisfaction?
in an experiment involving matched pairs a sample of 13 pairs of observations is collected. the degree of freedom for
Please show work and provide excel formulas for plots so that I can understand how to do the assignment. The density function of a continuous random variable X, the total number of hours, in units of 100 hours, that a family runs a vacuum cleaner ove..
Suppose that qx is equal to a constant q for all x. Find expressions in terms of q and n for (a) npx, (b) ex. Do you think that this gives a realistic life table? Why or why not?
health studies indicate that 5 percent of the population of umen has a disease that is peculiar to that country. there
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