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Explain why companies need turnover statistics. Explain how turnover and retention metrics can be used as a strategic planning tool.
Identify critical values for the test statistics and state the decision rule concerning when to reject or fail to reject the null hypothesis of no relationship.
What do the results tell us about your hypotheses? What conclusions can we draw from these results? What conclusions can we NOT make using these results?
Explain the diagnosis by matching the symptoms identified in the case to the specific criteria for the diagnosis.
Explain what it means to say, variables must vary. Compare and contrast the characteristics of continuous and discrete variables.
Calculate the mean, standard deviation, skew, 5-number summary, and interquartile range (IQR) for each of the variables.
From the case study, determine the challenges faced by the Help Desk at Bank USA and suggest strategies to mitigate them.
Discuss the nature of the current database. What variables were analyzed? Summarize your descriptive statistics findings from Excel.
What is a rule-based classifier? What is the difference between nearest neighbor and naïve bayes classifiers?
What are some potential reasons to explain the changes in Hertz's depreciation of its revenue-earning equipment?
Find the probability that the customer consumes less than 2546 calories. What proportion of the customers consume over 3082 calories?
What was your age (in years) on the first day of our course? What is your gender?
Explain what the following statement means: Correlation not causation. In other words, why can't you prove causation with correlational studies?
Describe and measure data. Solve problems related to probability. Make inferences about a population.
Identify the source of the variable/construct. Describe how the variable/construct is scored.
You would like to be 98% confident that you estimate is within 1% of the true population proportion. How large of a sample size is required?
Discuss how health and illness beliefs can influence the assessment process. You can use your textbook or any other evidence-based sources.
State which statistic you selected. What level of measurement is required for using your selected statistical test?
What decision should the researcher make about the hull hypothesis in this study and what can the researcher conclude about their prediction from this decision?
Describe your go-to meal from any restaurant that you regularly go to. Include the name of the restaurant in your description.
Select a company that you believe has an ethical culture. Explain why you selected that company. Also give some examples.
How might the agency have avoided this emergency situation? How might the funding source have helped avoid the situation?
Create a box-plot for the Annual Sales variable. Does it look symmetric? Would you prefer IQR instead of standard deviation to describe variable' dispersion?
Discuss how probability and statistics are related and the differences between the two fields of mathematics.