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ready to answer your questions, if any. ? I39。t hear what you said. ? I beg your pardon, I didn39。m sorry I fot your first question. Would you be so kind as to say it again? ? I39。t quite get the last point of your question. ? You mean, there may be some mistake in the calculation? ? Are you referring to the significance of the difference? ? Are you suggesting that the temperature might have affected the results? ? If I understand you correctly, you are saying/asking... ? I didn39。m not sure what you39。t know. Say something like this: ? I39。t happen to know the answer to that question, but I39。m not sure that I can answer your question. What I39。Ma, who is an authority in this area, is 39