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Data was collected for 300 fish from the North Atlantic. The length of the fish (in mm) is summarized in the
GFDT below.
Lengths (mm)
Frequency
220 - 229
1
230 239
16
240 - 249
71
250 - 259
108
260 - 269
83
270 - 279
18
280 289
3
What is the lower class boundary for the first class?
class boundary =