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aparedes5
aparedes5
12.05.2021 • 
Mathematics

In Thailand, the ratio bitcoin investors is gradually increased from last year. Last year, the precentage of Thai bitcoiner was 0.003%.In this year, 100000 persons are randomly selected, there are about 2500 persons, they know bitcoin. There are about 250 persons who invest in bitcoin. You are requested to test there is a significant increment in population proportion of bitcoin investor at 98% confidence level.


In Thailand, the ratio bitcoin investors is gradually increased from last year. Last year, the prec

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