The shelf life of a high-speed photographic film is being investigated by the manufacturer. The following data are available.
Life Life Life Life
(days) (days) (days) (days)
125 127 136 143
130 131 138 144
114 124 134 160
123 124 130 128
132 126 124 129
128 124 127 135
126 113 146 126
147 145 128 146
134 125 119 136
145 118 145 138
Construct a stem-and-leaf plot for these data. Construct an ordered stem-and-leaf plot. Use this plot to find the 60th and 90th percentiles.