Of the 65 students enrolled in a statistics class last semester, 38 worked during the semester and 31 used the recommend
Posted: Sun Jul 10, 2022 10:16 am
Of the 65 students enrolled in a statistics class last semester,38 worked during the semester and 31 used the recommended textbook.20 of those who used the recommended textbook also worked duringthe semester.
Report answers accurate to 4 decimal places.
1.) What is the probability that a randomly selected studentfrom the class:
a) did not work during the semester? (InsertAnswer)
b) used the recommended textbook but did not work during thesemester? (Insert Answer)
c) either used the recommended textbook or worked during thesemester? (Insert Answer) d) neither worked during the semester nor used the recommendedtextbook? (Insert Answer)
2.) If two students were selected from the class, one after theother and without replacement, what is the probability that:
a) the second student used the recommended textbook given thefirst student also did? (Insert Answer) b) the second student used the recommended textbook given the firstdid not? (Insert Answer) c) both students worked during the semester? (InsertAnswer) d) only the second student used the recommended textbook? (Insert Answer) e) only one of the two students used the recommendedtextbook? (Insert Answer) f) none of the two students worked during the semester? (Insert Answer) g) at least one of the two students worked during thesemester? (Insert Answer)
Report answers accurate to 4 decimal places.
1.) What is the probability that a randomly selected studentfrom the class:
a) did not work during the semester? (InsertAnswer)
b) used the recommended textbook but did not work during thesemester? (Insert Answer)
c) either used the recommended textbook or worked during thesemester? (Insert Answer) d) neither worked during the semester nor used the recommendedtextbook? (Insert Answer)
2.) If two students were selected from the class, one after theother and without replacement, what is the probability that:
a) the second student used the recommended textbook given thefirst student also did? (Insert Answer) b) the second student used the recommended textbook given the firstdid not? (Insert Answer) c) both students worked during the semester? (InsertAnswer) d) only the second student used the recommended textbook? (Insert Answer) e) only one of the two students used the recommendedtextbook? (Insert Answer) f) none of the two students worked during the semester? (Insert Answer) g) at least one of the two students worked during thesemester? (Insert Answer)