You arrive at the airport and wonder to what extent the secu…
You arrive at the airport and wonder to what extent the security checkpoint is a lean operation. Among other things, you observe that it takes about 30 seconds to check an ID, scan a passenger for weapons, and X-ray their luggage. However, the average customer spends about 20 minutes in the process. This observation is an example of which of the following?
Read DetailsWhen I am playing a poker game. I have K, K, 7, 7 in hand. T…
When I am playing a poker game. I have K, K, 7, 7 in hand. To make a full house, I need either one more K or one more 7. How many total ways are there? Hint: How many Ks and 7s left? Are the events of picking a K and picking a 7 independent or exclusive?
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