Applicants for a particular job,which involves extensive travel in Spanish-speaking countries,must take a proficiency test in Spanish.The sample data were obtained in a study of the relationship between the numbers of years applicants have studied Spanish and their score on the test.Use the regression analysis given below to find a 99% confidence interval for the slope of the regression line.
Dependent variable is: Score
R-squared = 83.0%
S = 5.65138 with 10 - 2 = 8 degrees of freedom 
Definitions:
General Equilibrium Analysis
An economic analysis that considers the simultaneous equilibrium of all markets in the economy.
Wheat Market
The global marketplace where wheat is bought and sold, influenced by factors such as weather conditions, political stability, and global supply and demand.
Oil Prices
The cost per barrel of crude oil, determined by global supply and demand dynamics.
Pareto Optimal
A state of allocation of resources from which it is impossible to reallocate to make any one individual better off without making at least one individual worse off.
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