A teacher proposes a course designed to increase reading speed and comprehension. To evaluate the effectiveness of this course, the teacher tests students before and after the course; the sample results follow.   Student A B C D E F G H I J Before 100 170 135 167 200 118 127 95 112 136 After 136 160 120 169 200 140 163 101 138 129   Use these data to test the theory that the course improves reading speed and comprehension.

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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  1. A teacher proposes a course designed to increase reading speed and comprehension. To evaluate the effectiveness of this course, the teacher tests students before and after the course; the sample results follow.

 

Student

A

B

C

D

E

F

G

H

I

J

Before

100

170

135

167

200

118

127

95

112

136

After

136

160

120

169

200

140

163

101

138

129

 

Use these data to test the theory that the course improves reading speed and comprehension.

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