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For this assessment, do research in order to perform analyses based on real-world examples of data mining applications in business:Select data from a project with which you are associated that has to do with profitability. For example, develop ten different customer profiles with their rates of profitability.
-Employ representative statistical-analysis software to calculate and plot lift.
-Calculate and plot lift, given a set of data, and analyze optimal policy.
-Analyze the data to determine the optimal policy for enhancing profitability.
-Present the results of your analysis in a concise and compelling manner, using effective communication strategies and appropriate business terms. Show your work and paste figures or tables (as necessary) into a Word document.
Adam Shapiro, Director of Human Resources, is exploring employee absenteeism at Plain Power Plant. Ten per cent of all plant employees work in the finishing department; 20% of all plant employees are absent excessively; and 7% of all plant employees ..
Would that daily sales figure be considered a potential outlier? why or why not? e) Find the probability that sales on a randomly selected day are at most $3445.
suppose that intrests rates offered for refinancing are normally distributed with a mean of 3.0 and standard deviation
define the primary purpose of a linear correlation analysis. define the primary purpose of a linear regression. are
How large a sample must one take to be 90% confident that the estimate is within 0.05 of the true proportion and find the 99% confidence interval of the population proportion of persons living in Phoenix who are obese.
construct a 95% confidence interval for the weekly average expenditure on fast food for adults 24 years of age and under. Assume fast food weekly expenditures are normally distributed.
Testing for Population mean - determine if there has been a significant change in the population mean.
question in a study of distances travelled by buses before the first major engine failure a sampling of 191 buses
The following table shows the number of miles driven in each trial.
what percent of the area under the normal curve is between z 1.22 and z 1.96?a. 0.0862b. 0.8638c. 0.025d.
Hypothesis test of the claim has been conducted and that the conclusion of the test was to reject the null hypothesis. Identify the population to which the results of the test apply.
a kindergarten student has a cup with 9 colored pencils. four pencils are blue three are green and two are red. the
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