There is some evidence that drinking moderate amounts of wine helps prevent heart attacks. following data on yearly wine consumption (liters of alcohol from drinking wine, per person) and yearly deaths from heart disease (deaths per 100,000 people) were collected the early 1990’s from 19 nations: Alcohol from wine Heart disease deaths Alcohol Country Heart discase deaths Country from wine Australia Austria Belgium Canada Denmark Finland France Iceland Ireland Italy Netherlands New Zealand Norway Spain Sweden Switzerland United Kingdom United States West Germany 167 266 227 2.5 18 211 167 131 191 220 297 71 211 300 107 1.9 0.8 65 1.6 3.9 2.9 2.4 2.9 0.8 86 207 5.8 1.3 1.2 2.7 115 285 199 172 9.1 0.8 0.7 7.9 Summary information: Alcohol from wine Heart disease deaths Мean 3.03 191.05 Standard Deviation 2.51 68.40 r = 0.71 Pleases, answer the following questions: 1- Explain what the value of r² = 0.71 represents in this study?
There is some evidence that drinking moderate amounts of wine helps prevent heart attacks. following data on yearly wine consumption (liters of alcohol from drinking wine, per person) and yearly deaths from heart disease (deaths per 100,000 people) were collected the early 1990’s from 19 nations: Alcohol from wine Heart disease deaths Alcohol Country Heart discase deaths Country from wine Australia Austria Belgium Canada Denmark Finland France Iceland Ireland Italy Netherlands New Zealand Norway Spain Sweden Switzerland United Kingdom United States West Germany 167 266 227 2.5 18 211 167 131 191 220 297 71 211 300 107 1.9 0.8 65 1.6 3.9 2.9 2.4 2.9 0.8 86 207 5.8 1.3 1.2 2.7 115 285 199 172 9.1 0.8 0.7 7.9 Summary information: Alcohol from wine Heart disease deaths Мean 3.03 191.05 Standard Deviation 2.51 68.40 r = 0.71 Pleases, answer the following questions: 1- Explain what the value of r² = 0.71 represents in this study?
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 25PPS
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Transcribed Image Text:There is some evidence that drinking moderate amounts of wine helps prevent heart attacks.
following data on yearly wine consumption (liters of alcohol from drinking wine, per
person) and yearly deaths from heart disease (deaths per 100,000 people) were collected
the early 1990’s from 19 nations:
Alcohol
from wine
Heart disease
deaths
Alcohol
Country
Heart discase
deaths
Country
from wine
Australia
Austria
Belgium
Canada
Denmark
Finland
France
Iceland
Ireland
Italy
Netherlands
New Zealand
Norway
Spain
Sweden
Switzerland
United Kingdom
United States
West Germany
167
266
227
2.5
18
211
167
131
191
220
297
71
211
300
107
1.9
0.8
65
1.6
3.9
2.9
2.4
2.9
0.8
86
207
5.8
1.3
1.2
2.7
115
285
199
172
9.1
0.8
0.7
7.9
Summary information:
Alcohol from wine
Heart disease deaths
Мean
3.03
191.05
Standard Deviation
2.51
68.40
r = 0.71
Pleases, answer the following questions:
1- Explain what the value of r² = 0.71 represents in this study?
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