# Generate a Representative Sample of the Data

**Quida20**

**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.

**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.

- Discuss how the regional sample created is reflective of the national market.
**Generate Scatterplot**- Create a scatterplot of the
*x*and*y*variables noted above and include a trend line.

- Create a scatterplot of the
**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?

- Define

- Answer the following questions based on the scatterplot:

- 3 years ago
- 50

**Answer(0)**

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