Guinea pig survival times. Listed on the next page are the survival times in daysof 72
Chapter 0, Problem 2.34(choose chapter or problem)
Guinea pig survival times. Listed on the next page are the survival times in daysof 72 guinea pigs after they were injected with infectious bacteria in a medicalexperiment.11 Survival times, whether of machines under stress or cancerpatients after treatment, usually have distributions that are skewed to the right.43 45 53 56 56 57 58 66 67 73 74 7980 80 81 81 81 82 83 83 84 88 89 9191 92 92 97 99 99 100 100 101 102 102 102103 104 107 108 109 113 114 118 121 123 126 128137 138 139 144 145 147 156 162 174 178 179 184191 198 211 214 243 249 329 380 403 511 522 598(a) Graph the distribution and describe its main features. Does it show theexpected right skew?(b) Which numerical summary would you choose for these data? Calculate yourchosen summary. How does it reflect the skewness of the distribution?
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