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Returns from two projects X and Y were recorded as follows
X 5 8 2 7 5.5
Y 7 2 9 3.5 8
(a) Compute the mean return and the standard deviation of each project
(b) Compute the covariance and correlation coefficient of these returns and comment on the results.
a.briefly restate your research area of interest.b.identify at least 2 variables for which you would utilize a repeated
assume the random variable x is normally distributed with mean u 74 and standard deviation q8. find the indicated
A random sample of 21 employees with increased benefits yielded the following number of days spent off the job in one year: 5, 17, 1, 0, 2, 3, 1, 1, 5, 2, 7, 5, 0, 3, 3, 4, 22, 2, 8, 0, 1. Conduct the appropriate test, and state your conclusions.
Let the random variable X denote a randomly chosen age group within the population. Find the probability distribution associated with these data.
Make a list of 10 different pieces of evidence that historians have used to learn about Sumerian. Akkadian, Old Babylonians (Hammurabi),
Question: How many widgets should the manufacturers load on each delivery in order to minimize annual delivery and cycle inventory costs?
State the null and an alternate statement for the test and Extrinsic variable by Position Type - Identify the significance level, the test statistic, and the critical value and state whether you are rejecting or failing to reject the null hypothesis ..
the international bottled water association says that americans on the average drink 4.6 8-oz. servings of water a day.
Then is it not better to let 100 fetuses be born rather than to mistakenly kill one unborn human being? This line of reasoning is a strictly humanist argument.
What is the difference between the mean and the median and which would you report if you had a skewed set of data to describe the central tendency?
A W610×113 steel wide-flange section is subjected to a vertical shear force V of 525 kN. Calculate the maximum horizontal shear stress.
File a claim is 0.0005. Suppose they wrote 400 policies for the coming weekend, what is the probability that exactly two claims will be filed?
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