The Number of Properties Newly Listed with a Real Estate

question 11

Essay

The number of properties newly listed with a real estate agency in each quarter over the last four years is given below. Assume the time series has seasonality without trend.
​​ ​
a. Develop the optimization model that finds the estimated regression equation that minimize the sum of squared error.
b. Solve for the estimated regression equation.
c. Forecast the four quarters of Year 5.

---

Definitions:

FA

A statistical method, factor analysis, used to describe variability among observed, correlated variables.

Reject

In statistical analysis, the act of not accepting a hypothesis based on the evidence from data.

H0

Symbol for the null hypothesis, indicating the hypothesis that there is no effect or no difference, and any observed effect is due to chance.

Reject

In statistical testing, to dismiss the null hypothesis based on evidence that supports the alternative hypothesis.