Reference no: EM132769841
Assignment: 1. Generate a Representative Sample of the Data
• Select a region and generate a simple random sample of 30 from the data.
• Report the mean, median, and standard deviation of the median listing price and the median square foot variables.
2. Analyze Your Sample
• Discuss how the regional sample created is reflective of the national market.
• Compare and contrast your sample with the population using the National Statistics and Graphs document.
• Explain how you have made sure that the sample is random.
• Explain your methods to get a truly random sample.
3. Generate Scatterplot
• Create a scatterplot of the x and y variables noted above and include a trend line.
4. Observe patterns
• Answer the following questions based on the scatterplot:
• Define x and y. Which variable is useful for making predictions?
• Is there an association between x and y? Describe the association you see in the scatter plot.
• What do you see as the shape (linear or nonlinear)?
• If you had a 1,200 square foot house, based on the regression equation in the graph, what price would you choose to list at?
• Do you see any potential outliers in the scatterplot?
• Why do you think the outliers appeared in the scatterplot you generated?
• What do they represent?
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