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Provide three distinct examples of the business outcomes (such as company revenue, market capitalization, and advertising expenditure) that you would expect to be normally distributed; justify your selection. Can you envision circumstances under which these outcomes would not be normally distributed?
Provide three distinct examples of the business outcomes that are not normally distributed.
At significance levels of .05 and .01 test H 0 : the factors A and B are independent.
Assume that each shipment contains a random sample of bearings. a. What is the probability that a given shipment is acceptable?
Estimate the values using multiple regression models. An air conditioning as well as heating repair firm conducted a study to determine if the outside temperature, Illustrate the forecasted monthly electric bill.
What is Excel formula in B9 giving first value of coefficient in the objective function?
At times we can generate a regression equation to explain outcomes. For example, an employee's salary can often be explained by their pay grade, appraisal rating, education level, etc.
The study compared the number of Hm-2 gene mutations in each group. The data table is below.
Confirm that these statements are accurate by finding the geometric mean rate of increase.
What assumption about the population distribution is needed in order to conduct the t test in (a)?
Briefly explain how the standard deviation influences outcome of hypothesis test. How does σ influence measures of effect size?
Some of the factors affect statistical power for a one sample t test. How does statistical power change (increase or decrease) for each of the following changes?
If you have a statistical package that computes binomial probabilities, find the probability that at least five funds outperform the market in all 10 years.
Do the data from this sample provide evidence for a significant increase in REM activity during exams? Use a one-tailed test with _ = .01. B.) Compute Cohen's d to estimate the size of the effect.
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