The file Utility contains the electricity costs, in dollars, during July of a recent year for a
Question:
The file Utility contains the electricity costs, in dollars, during July of a recent year for a random sample of 50 one-bedroom apartments in a large city:
Decide whether the data appear to be approximately normally distributed by
a. Comparing data characteristics to theoretical properties.
b. Constructing a normal probability plot.
Transcribed Image Text:
82 96 171 202 178 147 102 153 197 127 157 185 90 116 172 111 148 213 130 165 141 149 206 175 123 128 144 168 109 167 95 163 150 154 130 143 187 166 183 151 114 135 191 137 129 108 119 139 149 158
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Related Book For
Business Statistics A First Course
ISBN: 9780135177785
8th Edition
Authors: David M. Levine, Kathryn A. Szabat, David F. Stephan
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