Two independent samples are drawn from two populations,and the following information is provided.
We want to test the following hypotheses.
a.Determine the degrees of freedom.
b.Compute the test statistic.
c.At 95% confidence,test the hypotheses.Assume the two populations are normally distributed and have equal variances.
Definitions:
Leather Shoes
Footwear made from the hide of animals, treated and fashioned into various styles and forms for practical and fashion purposes.
Downward-Sloping
Describes a line or curve that moves from the upper left to the lower right, often used to illustrate a decrease in price leading to an increase in demand.
Upward-Sloping
A term often used in economics to describe a curve or line on a graph that increases in value as you move from left to right, indicating a direct relationship between two variables.
Excise Tax
A tax on the sale or use of specific products or transactions.
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