1)350 words
Discussion Question 1 – CLO 6
Review the chapter readings of this week and reflect the following terms and applicability and significance of each:
- Sampling distribution and central limit theorem. Include hypothetical examples for better clarity.
- What is a z statistic and what qualifies a statistic to be z statistic based on the central limit theorem and the basic properties of normal distributions? What are the limitations of the central limit theorem, and how are some of these limitations bypassed?
- What test statistic is used for constructing a confidence interval on the population’s proportion?
- Why and when is the t statistic used in constructing a confidence interval for the mean of a population?
2)3 pages 6 references atleast
Activity 8 – CLO 1, CLO 3, CLO 4
Upload the Excel data file Career in SPSS and save it in SPSS data format for future use. The data file is available on GAP under “Supplemental Material” folder. Complete the following tasks and copy your results in a word document and submit your report.
Note: If you do not have access to SPSS, you can do this assignment in Excel.
●Build a frequency table for the variable Age.
●Compose standardized values for the variable Family Income. Report key descriptive statistics for this variable. Make sure your report table includes measures of kurtosis and skewness.
●Sketch a histogram for the variable Family Income. Based on your visual inspection and measures of kurtosis and skewness, what is your conclusion regarding the shape of the distribution?
●Create a cross tabulation of Education vs Income and interpret the result.
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