The following table shows the number T, in millions, of international tourists visiting the United States t years after 2005.
t 0 1 2 3 T 49.88 51.65 55.40 57.04A: Find the equation of the regression line.B: Plot the data along with the regression line.C: Explain in practical terms the meaning of the slope of the regression line.D: What number of tourists does the regression line predict for 2011?
What will be an ideal response?
A: 
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B:
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C: During the period from 2005 to 2008, the number of international tourists increased by approximately 2.53 million each year.
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D: 64.88 million
Mathematics
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Find cot t.
A. 
B. 
C. - 
D. - 
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If is a differentiable function, find an expression for the derivative of 
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Find the equation of the hyperbola satisfying the given conditions.Foci: (±2
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A. 
- 
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B. 
- 
= 1
C. 
- 
= 1
D. 
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Mathematics