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Two different models are available for the same machine. The production statistics (number of units produced per hour) of these two models are given below.

Two different models are available for the same machine. The production statistics (number of units produced per hour) of these two models are given below. The data was collected on different days.
Model A 180 176 184 181 190 137
Model B 195 194 190 192 187 185 187
Will you conclude that Model A and Model B have the same productivity?        

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