The daily exchange rate of one dollar in euros during the first three months of 2007 can be inferred to have the following distribution.,X P(x),0.73 ……. 0.05,0.74 ……. 0.10,0.75 ……. 0.25,0.76 ……. 0.40,0.77 ……. 0.15,0.78 ……. 0.05,Find the mean and the standard deviation of the dollar to euros exchange rate.

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