stem-and-leaf plot

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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The following measurements represent the systolic and diastolic blood pressures (mm HG) for a group of individuals awaiting confirmation for enrollment in a study investigating the efficacy of a new anti-hypertensive medication.

 

 

SYSBP

DIASBP

118

73

132

81

147

87

145

91

129

73

126

81

132

83

156

97

164

102

162

101

167

103

121

78

 

A) Create a stem-and-leaf plot for both systolic and diastolic blood pressure.

B) Suppose that Hypertension is categorized by a Systolic blood pressure above 159 mm HG or a diastolic blood pressure above 99 mm HG. What is the relative frequency of the potential participants with hypertension?

 

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