THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
Given a simple regression analysis,suppose that we have obtained the fitted regression model: 
i = 6 + 8xi and also the following statistics: se = 3.20, 
= 8,n = 42,and 
-Find the 95% confidence interval for the point where x =18.
Definitions:
Orange Juice Market
The commercial sector involved with the production, distribution, and sale of orange juice.
Equilibrium Point
A condition in markets where the quantity of a good supplied equals the quantity demanded at the market price.
Life Span
The duration or length of life of an individual or organism.
Demand Curve
A graph showing how the quantity of a good or service demanded by consumers changes at different prices.
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