Psychologists have been investigating the differences between people with at least one brother or sister and those with none. In a letter to the New England Jounal of Medicine, researchers announced the results of a survey of 472 adults in Buffalo, New York. The experiment recorded whether the respondent suffered from hypertension and whether she or he had siblings. The data were summarized as shown bellow; SIBLING NO SIBLING TOTAL Suffer from hypertention 79 39 118 Do not suffer from hypertension 262 92
Psychologists have been investigating the differences between people with at least one brother or sister and those with none. In a letter to the New England Jounal of Medicine, researchers announced the results of a survey of 472 adults in Buffalo, New York. The experiment recorded whether the respondent suffered from hypertension and whether she or he had siblings. The data were summarized as shown bellow; SIBLING NO SIBLING TOTAL Suffer from hypertention 79 39 118 Do not suffer from hypertension 262 92
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Psychologists have been investigating the differences between people with at least one brother or sister and those with none. In a letter to the New England Jounal of Medicine, researchers announced the results of a survey of 472 adults in Buffalo, New York. The experiment recorded whether the respondent suffered from hypertension and whether she or he had siblings. The data were summarized as shown bellow;
|
|
SIBLING |
NO SIBLING |
TOTAL |
|
Suffer from hypertention |
79 |
39 |
118 |
|
Do not suffer from hypertension |
262 |
92 |
354 |
|
TOTAL |
341 |
131 |
472 |
REQUIRED
Do these data allow us to conclude at the 5% significance level that adults with no siblings suffer different rates of hypertension than those with siblings?
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