A local retail business wishes to determine if there is a difference in preferred indoor temperature between men and women. A random sample of data is collected, with the following results (note: there are slight differences between Excel and MegaStat output in this test) : 
What is the degree of freedom?
Definitions:
Period of Time
A specific duration or interval at which certain events or observations are measured or occur.
Supply Curves
Graphical representations showing the relationship between the price of a good and the quantity of that good that producers are willing to supply.
Price
The financial contribution expected, compelled, or made in payment for something.
Tariff
A tax imposed by a government on goods and services imported from other countries, used to control trade volumes.
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