Use the Figure Below to Answer the Following Questions

question 34

Multiple Choice

Use the figure below to answer the following questions.

Figure 20.1.1
-Refer to Figure 20.1.1,which shows the circular flow of expenditure and income for Venus.During 2012,A was $100,B was $50,C was $30 and D was $10.How much is net exports?

• A)$10
• B)$25
• C)$30
• D)$50
• E)None of the above

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Definitions:

Matched Pairs Experiment

An experimental design in which subjects are paired based on similarity in one or more characteristics, with one member of each pair receiving the treatment and the other serving as a control.

T-Test

A statistical test used to compare the mean values of two groups, which might come from independent samples or from matched pairs of samples.

Degrees Of Freedom

The number of independent values within a statistical calculation that are free to vary without violating any constraints.

T-Test

A T-test is a statistical test used to compare the means of two groups to see if they are significantly different from each other, commonly used when data follows a normal distribution.