The daily exchange rates for the five-year period 2003 to 2008 between currency A and...
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The daily exchange rates for the five-year period 2003 to 2008 between currency A and currency B are well modeled by a normal distribution with mean 1.143 in currency A (to currency B) andstandard deviation 0.031 in currency A. Given this model, and using the 68-95-99.7 rule to approximate the probabilities rather than using technology to find the values more precisely, complete parts a) through (d).a) What is the probability that on a randomly selected day during this period, a unit of currency B was worth more than 1.143 units of currency A?The probability is (Type an integer or a decimal.)b) What is the probability that on a randomly selected day during this period, a unit of currency B was worth less than 1.081 units of currency A?The probability is .(Type an integer or a decimal.)c) What is the probability that on a randomly selected day during this period, a unit of currency B was worth less than 1.050 units of currency A?The probability is%.(Type an integer or a decimal.)
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