The following table presents data on wine consumption (in liters per person per year) and death...

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Statistics

The following table presents data on wine consumption (in litersper person per year) and death rate from heart attacks (in deathsper 100,000 people per year) in 19 developed Western countries.

CountryAlcohol from WineHeart disease Deaths
Australia2.5211
Austria3.9167
Belgium2.9131
Canada2.4191
Denmark2.9220
Finland0.8297
France9.171
Iceland0.8211
Ireland0.7300
Italy7.9107
Netherlands1.8167
New Zealand1.9266
Norway0.8227
Spain6.586
Sweden1.6207
Switzerland5.8115
United Kingdom1.3285
United States1.2199
West Germany2.7

172

  1. What is the explanatory variable and what is the responsevariable?

  2. Create a scatterplot below (go ahead and enter the data intoyour calculator first, but draw a beautiful scatterplot).

  3. Does it appear that there is a linear relationship betweenalcohol consumption and heart attacks? Is there a positiveassociation or negative association?

  4. Compute the linear regression equation and the correlationcoefficient.

  5. Interpret the slope and y-intercept in the context of alcoholconsumption and heart disease.

  6. Superimpose the regression equation on the scatterplot.

  7. Predict the rate of heart attacks for a country where theaverage wine consumption is 3 liters/person/year

  8. Would it be appropriate to try to predict the death rate fromheart attacks for Estonia where the per capita wine consumption is15 liters/year? Why or why not?

Answer & Explanation Solved by verified expert
3.7 Ratings (624 Votes)
Note I have used Minitab14 for scatter Plot and Fitted lineplotWine consumption is explainatory variable where as Deathrate is response variable Because here wine consumption isindependentThe scatter plot is given below Minitab14 is used to drawscatter    See Answer
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