Question
The data below show the consumption of alcohol (X, liters per year per person, 14 years or older) and the death rate from cirrhosis, a
The data below show the consumption of alcohol (X, liters per year per person, 14 years or older) and the death rate from cirrhosis, a liver disease (Y, death per 100,000 population) in 15 countries (each country is an observation unit).
Country | Alcohol Consumption (x) | Death Rate from Cirrhosis (y) |
France | 24.7 | 46.1 |
Italy | 15.2 | 23.6 |
Germany | 12.3 | 23.7 |
Australia | 10.9 | 7.0 |
Belgium | 10.8 | 12.3 |
USA | 9.9 | 14.2 |
Canada | 8.3 | 7.4 |
England | 7.2 | 3.0 |
Sweden | 6.6 | 7.2 |
Japan | 5.8 | 10.6 |
Netherland | 5.7 | 3.7 |
Ireland | 5.6 | 3.4 |
Norway | 4.2 | 4.3 |
Finland | 3.9 | 3.6 |
Israel | 3.1 | 5.4 |
a.Enter the data into Excel - Column A - "Alcohol Consumption (x)" and Column B - "Death Rate from Cirrhosis (y)". Show Excel output.
b.Construct a scatter plot.Label all axes. Show Excel output.
c.Does the scatter plot show evidence of a linear correlation? If yes, what type? Why?
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d.Findr andr2.
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e.Interpretr2in context of this problem.
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f.Test the claim "There is a significant linear correlation between alcohol consumption (x) and the death rate from cirrhosis (y).
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g.Find the regression equation. Write equation in contest of tis problem.
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h.Use the regression equation to estimate the death rate for a country when alcohol consumption is 4.8 liters per person per year.
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i.Find the residual value for the Death Rate from Cirrhosis for Germany.
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j.Find the predicted Death Rate from Cirrhosis for all countries. Enter your results in Excel Column C. Show Excel output.
k.Construct a residual plot. Show Excel output.
l.Is the linear model a valid model? Comment using the results from part 'k".
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