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Ashok and Lucy both work full-time at minimum-wage jobs and have just enough money to pay their rent and buy groceries and absolutely necessary clothing. They have not been able to afford to order pizza or go to a film in eight months. What does their situation illustrate?
T Value
A statistic used in hypothesis testing to determine if there is a significant difference between two groups.
Test Statistic
A value calculated from sample data that is used in a hypothesis test to determine whether to reject the null hypothesis.
Degrees Of Freedom
The number of independent values or quantities which can be assigned to a statistical distribution or calculation.
Null Hypothesis
A hypothesis stating there is no significant difference or effect, serving as the default assumption in hypothesis testing.
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