(b) one of the papers is selected and is known to be from section 1. what is the probability that it is a correct translation? (round your answers to three decimal places.)



Answer :

If the selected paper is from section 1 , then the probability that it is a correct translation is 0.1785  .

In the question ,

it is given that ,

the French professor selects the paper from section 1 ,

the number of students in the section 1 is = 28 ,

the number of students in the section 2 is = 22 ,

the number of students who correctly translates the passage = 5

So , the probability that the students from section 1 translate the passage correctly is = 5/28

= 0.1785

Therefore , the required probability is 0.1785 .

The given question is incomplete , the complete question is

A French professor gives Sections 1 and 2 of a French course the same passage to translate. Section 1 has 28 students, and 5 translate the passage correctly. Section 2 has 22 students, and 8 translate the passage correctly.

One of the papers is selected and is known to be from section 1. what is the probability that it is a correct translation? (round your answers to three decimal places.)

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