75% of Puerto Ricans who immigrated to the United States After the earthquake at the beginning of 2020, they plan to return to the Island during the summer months 2021. According to the southern newspaper, in the past months there has been an increase in visitors from other countries to the beach areas of the northwest and southwest. On average, a Puerto Rican hostel hosts 45 foreign tourists per week and the standard deviation of 13.5 guests. It is important to establish that 60% of tourists from the Paradores are residents of Puerto Rico. We are interested in knowing how many the average hours employees work and to achieve this we selected a random sample of 32 weeks. Determine: a) What is the probability that the average number of foreign tourists from the sample is between 40 and 48 weekly tourists? b) What is the probability that the average number of foreign tourists be at least 43 a week?
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75- of Puerto Ricans who immigrated to the United States After the ear.docx
1. 75% of Puerto Ricans who immigrated to the United States After the earthquake at the beginning
of 2020, they plan to return to the Island during the summer months 2021. According to the
southern newspaper, in the past months there has been an increase in visitors from other
countries to the beach areas of the northwest and southwest. On average, a Puerto Rican hostel
hosts 45 foreign tourists per week and the standard deviation of 13.5 guests. It is important to
establish that 60% of tourists from the Paradores are residents of Puerto Rico. We are interested
in knowing how many the average hours employees work and to achieve this we selected a
random sample of 32 weeks. Determine: a) What is the probability that the average number of
foreign tourists from the sample is between 40 and 48 weekly tourists? b) What is the probability
that the average number of foreign tourists be at least 43 a week?
