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A professor wants to determine if his class' anxiety decreases over the course of the semester. He uses a test to measure a random sample of all students enrolled at midterm and again at the end of the course. He realizes by looking at the scale that good interval leval data is not reflected.
Does the data reflect a significant decrease in anxiety? Analyze in SPSS and Graph.
Midterm
56
79
68
58
61
71
53
64
47
End of Semester
50
74
66
60
40
52
48
65
38
ABC Corporation has been using statistical process control for several months.
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Decision rule which chooses alternative associated with smallest maximum opportunity loss is?
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Describe what the researcher must do if one of the requirements is not met and give illustrations.
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Calculate the population mean and population standard deviation.
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In this table, my research is about the average amount of money people expect to spend on attomeys when they are injured. Is there a difference, depending on type of injury? Do people expect to spend more when the injury happened in a car, on job,..
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