What proportion of the specimens exhibit compressive strength of at least 200 psi? Enter the exact answer. i

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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Consider the compressive strength data from the table below.
Compressive Strength (in psi) of 80 Aluminum-Lithium Alloy Specimen
182 152 180
187 123
207
120
129
119
135
108
103
136
170
118
130
188
90
153
141
114
170
162
115
99
274 181
167
152
160
134
98
156
257 160
112
202 188 92
155
96
96
186
220
153
115
162 240 171
182
98
146 130
157 224
134
127 125
170
131
163
271
169
119
154
140
218
140
213
119
258
125 163
125 146 104 141 153 172 212
What proportion of the specimens exhibit compressive strength of at least 200 psi? Enter the
exact answer. i
Transcribed Image Text:Consider the compressive strength data from the table below. Compressive Strength (in psi) of 80 Aluminum-Lithium Alloy Specimen 182 152 180 187 123 207 120 129 119 135 108 103 136 170 118 130 188 90 153 141 114 170 162 115 99 274 181 167 152 160 134 98 156 257 160 112 202 188 92 155 96 96 186 220 153 115 162 240 171 182 98 146 130 157 224 134 127 125 170 131 163 271 169 119 154 140 218 140 213 119 258 125 163 125 146 104 141 153 172 212 What proportion of the specimens exhibit compressive strength of at least 200 psi? Enter the exact answer. i
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