Reference no: EM13902181
1. Define each of the following scales and provide at least one example for each:
• Nominal Scale
• Ordinal Scale
• Interval Scale
• Ratio Scale
2. Briefly explain why the scale of measurement is important and relevant to statistics (3-4 sentences).
3. Define each of the following types of distributions and provide at least one example of a data that would likely create the type of distribution:
• Normal Distribution
• Positive Distribution
• Negative Distribution
• Bimodal Distribution
• Inverted U-shaped Distribution
4. Define each of the following measures and provide at least one example of the most appropriate instance when to utilize the type of measure (also include the appropriate Greek symbol for each):
• Mean
• Median
• Mode
• Range
• Standard Deviation
5. Displays a data set for 20 cases. Manually enter the data in SPSS and then follow the directions on the subsequent pages and create the frequency tables and graphs. Once completed, copy and paste the output tables here. You should resize the images once pasted in this document to ensure a good fit. Tip: Before entering the data you will first need to select Variable View (bottom left tab) and enter the names CaseId and Weight.
6. Below is a cross-tabulation table of data from a 12-week study of diet and exercise. Compute the following probabilities (show the calculations):
• Marginal Probability
• Joint Probability
• Conditional Probability
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Achievement of Goal Weight
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Weight Loss Strategy
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Achieved Goal Weight
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Did Not Achieve Goal Weight
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Total
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Diet alone
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20
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80
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100
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Diet and exercise
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60
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40
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100
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Total
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80
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120
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200
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Hypotheses and Significance
7. Define each of the following terms and provide at least one example for each (include the statistical symbols for each:
• Null Hypothesis
• Nondirectional Hypothesis
• Directional Hypothesis
• Statistical Significance
• Type I Error
• Type II Error
• Power
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Existence of fossilizes marine life
: 1. How does the plate tectonics theory help explain the existence of fossilizes marine life in rocks atop the Ural Mountains?(Include a description of the specific process(es).
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Falk company signed a contract to lease space
: On July 1, 2008, Falk Company signed a contract to lease space in a building for 15 years.
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Discuss the various geological events
: 1. Discuss the various geological events that occurred in the Pacific Northwest region. 2. Describe the various types of rocks that formed due to these geological events.
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Management expects net income to grow
: Management expects net income to grow at a rate of 5 percent per year after 2020 and the company's beta is 1.2. Management has set a dividend payout ratio equal to 20% of net income and plans to continue this policy. HES's common shareholders' equity..
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Compute the following marginal and joint probability
: Below is a cross-tabulation table of data from a 12-week study of diet and exercise. Compute the following probabilities (show the calculations): Marginal Probability and Joint Probability
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Why firm does not capitalize any software development costs
: Review the Adobe Systems illustration in the chapter and discuss why the firm does not capitalize any software development costs.
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Cost of equity capital is closest
: Suppose the cost of capital of the Gadget Company is 12 percent. If Gadget has a capital structure that is 60 percent debt and 40 percent equity, its before-tax cost of debt is 5 percent, and its marginal tax rate is 20 percent, then its cost of equi..
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Earth climate over time
: How has plate tectonics affected Earth's climate over time? How has it affected Earth's geography? How has it affected the distribution of organisms, both living and fossils?
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Prepare a table to allocate the lump sum purchase price
: Nagy Company negotiates a lump sum purchase of several assets from a contractor who is relocating.
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