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The average salaryfor graduates entering the actuarial field is $40,000. if the salaries are normally distributed with a standard deviation of $5000, find the probability that an individual graduate will have a salary over $45,000
(b) a group of nine graduates will have a group average over $45,000.
Identify the types of processes and analyses used in HR that use data analysis and evaluation. Discuss generally how statistics can be used in hiring, turnover, performance management, training, culture assessments, and other dashboard indicators ..
Create the 90% confidence interval for mean score of all such subjects. You may suppose scores are usually distributed.
The following data values are a simple random sample from a population that's normally distributed with (symbol for variance) o2=4.0:
In addition, explain why it is important to ensure that your participants understand fully the extent of the research before you begin.
Identify three discrete variables that appear in your current or future career. How do those variables affect your workplace, your product, or your personnel? How would changes in those variables affect these things?
It is the gallons of water processed at a plant, and the amount of lead removed from the water. A. Make a scatterplot to determine what kind of relationship there seems to be between the two variables. Use the percent of lead removed as the respon..
Assume the first patient is assigned treatment A, and whenever there is a tie in marginal discrepancy, the next patient is assigned treatment A. Use w0 = 2 and w1 = 1. Show all you work.
A sample of students attending Southeast Florida University is asked the number of social activities in which they participated last week. The chart below was prepared from the sample data.
A bar chart to illustrate the differences. What type of statistics was shown? What activities did the newspaper use to make the report?
Compute the standard error of the sampling distribution of sample means.
There a flu epidemic that is spreading across SF County. You are a principle and are in charge of 32 teachers. You want to plan ahead and be able to estimate how many substitute teachers the school may need during this epidemic.
Suppose that January sales for the fourth year turn out to be $295,000. What was your forecast error? If this is a large error, Karen might be puzzled about the difference between your forecast and actual sales value.
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