1) A private entity has recorded that the population average of unemployed persons per year in a city is 230. If a sample of 100 persons is selected, with an average of 24 and a standard deviation of 2, what is the highest probability of unemployment? of the sample average? a) 65% b) 84.85% c) 36.8% d) 15.15%

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1) A private entity has recorded that the population average of unemployed persons per year in a city is
230. If a sample of 100 persons is selected, with an average of 24 and a standard deviation of 2, what is the
highest probability of unemployment? of the sample average?
a) 65%
b) 84.85%
c) 36.8%
d) 15.15%
2)the sales manager knows that 16% of his clients do not pay their debts in full. He supposes that he selects
a sample of 32 clients. What is the probability that 6% or more will not be fulfilled in their obligations?
a) 76.86%
b) 35.8%
c) 5.94%
d) 94.06%
Transcribed Image Text:1) A private entity has recorded that the population average of unemployed persons per year in a city is 230. If a sample of 100 persons is selected, with an average of 24 and a standard deviation of 2, what is the highest probability of unemployment? of the sample average? a) 65% b) 84.85% c) 36.8% d) 15.15% 2)the sales manager knows that 16% of his clients do not pay their debts in full. He supposes that he selects a sample of 32 clients. What is the probability that 6% or more will not be fulfilled in their obligations? a) 76.86% b) 35.8% c) 5.94% d) 94.06%
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