Question

In Exercise 16, the situation was described as follows: The price of Albertson stock increased on 40% of the trading days over the past year. The price of Boeing stock increased on 30% of the trading days. On 60% of the days when the price of Albertson stock increased, the price of Boeing stock increased as well. Draw a Venn diagram to represent the situation.
a. On what percentage of the days did the price of both stocks increase?
b. On what percentage of the days did neither stock increase in price?
c. On what percentage of the days did exactly one of the stocks increase in price?
d. On what percentage of the days did at least one stock increase in price?


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  • CreatedJuly 16, 2015
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