There is some evidence that drinking moderate amounts of winehelps prevent heart
ID: 2914295 • Letter: T
Question
There is some evidence that drinking moderate amounts of winehelps prevent heart attacks. The table below gives data on yearlywine consumption (liters of alcohol from drinking wine, per person)and yearly deaths from heart disease (deaths per 100,000 people) in19 developed countries.
country
Alcohol from wine
Heart disease deaths
Australia
2.5
211
Austria
3.9
167
Belgium
2.9
131
Canada
2.4
191
Denmark
2.9
220
Finland
0.8
297
France
9.1
71
Iceland
0.8
211
Ireland
0.7
300
Italy
7.9
107
Netherlands
1.8
167
New Zealand
1.9
266
Norway
0.8
227
Spain
6.5
86
Sweden
1.6
207
Switzerland
5.8
115
United Kingdom
1.3
285
United States
1.2
199
West Germany
2.7
172
A Make a scatterplot that shows how national wine consumptionhelps explain heart disease death rates.
B Describe the form of the relationship. Is there a linearpattern? How strong is the relationship?
C Is the direction of the association positive or negation. Doyou think these data give good evidence that drinking wine causes areduction in heart disease deaths? (Why?)
country
Alcohol from wine
Heart disease deaths
Australia
2.5
211
Austria
3.9
167
Belgium
2.9
131
Canada
2.4
191
Denmark
2.9
220
Finland
0.8
297
France
9.1
71
Iceland
0.8
211
Ireland
0.7
300
Italy
7.9
107
Netherlands
1.8
167
New Zealand
1.9
266
Norway
0.8
227
Spain
6.5
86
Sweden
1.6
207
Switzerland
5.8
115
United Kingdom
1.3
285
United States
1.2
199
West Germany
2.7
172
Explanation / Answer
For some reason, I can't get the picture of the graph toupload, however, I do have the information that you need: The graph is linear, you can see that if you enter all thedata into the scatter plot function in you STAT and EDIT section onyour calculator The relationship is linear, and the relationship has acorrelation of -0.843 The direction of this assocation is negative. And no,because the higher the amount of alcohol in the wine, the higherthe amount of heart disease deaths.Related Questions
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