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An engineering research center claims that,through the use of a new computer control system,automobiles should achieve,on average,at least an additional 5 miles per gallon of gas.A random sample of 81 automobiles was used to evaluate this product.The sample mean increase in miles per gallon achieved was 4.5,and the sample standard deviation was 2.9 miles per gallon.
-Find the p-value of this test,and interpret the results.
Total Payroll
The complete amount of money a business pays to its employees over a specific period, including wages, salaries, bonuses, and deductions.
Rectangular Hyperbola
A curve representing a relationship between two variables wherein the product of the two variables is constant, commonly used in economics to describe certain elasticities.
Price Elasticity
A measure of the responsiveness of the quantity demanded or supplied of a good to a change in its price, indicating how changes in price affect consumption or production.
Slope
In mathematics, the measure of the steepness or angle of a line, defined as the ratio between the rise and the run between two points on the line.
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