Statıstıcs I Deneme Sınavı Sorusu #841289

A engineer wants to choose the best company to work for. Before choosing the company, he classifies the companies according to their location and salary offered. There are 12 different locations and  10 different salaries. In how many different ways can companies be classified? 


22

220

2200

120

1200


Yanıt Açıklaması:

Consider any two experiments of which the first experiment can result in n1 and the second can result in n2 possible outcomes. Then, considering both experiments together, there are n1n2 possible outcomes. This principle can also be generalized to a finite number of experiments.

According to the basic principle of counting, it follows that there are in total 10.12=120 different possible classifications.

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