Given Below Are Five Observations Collected in a Regression Study $\alpha$

question 12

Essay

Given below are five observations collected in a regression study on two variables, x (independent variable) and y (dependent variable).
a.Develop the least squares estimated regression equation.
b.At 95% confidence, perform a t test and determine whether or not the slope is significantly different from zero.
c.Perform an F test to determine whether or not the model is significant. Let $\alpha$ = 0.05.
d.Compute the coefficient of determination.
e.Compute the coefficient of correlation.

---

Definitions:

Droughts in Brazil

An environmental and economic issue, affecting water supply, agriculture, and energy production among other areas in Brazil.

Cyclical Industry

An industry whose performance is heavily dependent on the overall economy's fluctuation; typically, these industries do well during economic upturns and poorly during downturns.

Gross Domestic Product

The total value of all goods and services produced within a country's borders in a specific time period, a measure of national economic activity.

Linear Demand Function

A mathematical representation of the relationship between the quantity demanded of a good and its price, assuming this relationship is a straight line.