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Point to at least two directional and nondirectional hypotheses you would like to test associating either to your current job or job you would like to do after graduation. Ensure to point out whether each hypothesis is directional or nondirectional. Justify the answers with suitable research and reasoning. Explain the postings of at least two peers.
A company uses triple time estimates to determine expected completion time for all of their projects. If they determined the expected time to complete a project is 25 weeks with a variance of of 9 weeks
Based on these data, what is the probability that next Christmas will be dry and based on the data,what is the probability that next Christmas will be rainy or cloudy and dry?
Is there evidence of difference in median performance between two methods? (Use α = 0.05.)
In terms of the standard scores for both sections, the score of which section was better? What are the z-scores for both sections?
Suppose two residents participate in the program (each for 3 weeks= 21 days) and cart review inds a total of 20 medical erros made by the two residents combined. Rate = 20 errors in 21 days per 2 residents .95 error per day per 2 resdients or .4762..
The consequences of the central limit theorem is that if we end up averaging the measurements of a particular quantity, the distribution of an average tends on going toward a normal one?
We are interested in determining whether or not the variances of the sales at two music stores (A & B) are equal. A sample of 10 days of sales at store A has a standard deviation of 30, while a sample of 16 days of sales from store B has a standar..
Determine the Efficiency of this market research. What would be your suggestions? How much will this company be eager to pay for this market research?
Test whether there is significant difference in the test anxiety level of the three groups using nonparametric test.
Which combination of factors has greatest likelihood of rejecting null hypothesis?
A sample of n = 5 scores has a mean of M = 12. If one person with a score of X = 8 is removed from the sample, what will be the value of the new mean?
Their monitoring plan will take a random sample of 5 days sales per month and use the sample mean sales to identify shops that are under-performing. Establish the lower limit sales such that only 5% of the shops would have a sample sales mean belo..
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