math 110 test 3 review (12.1-12.4) Exam
2026 Questions and Answers Graded A+
P(A) good/total - Correct answer-odds in favor of A:good to bad
odds against A:bad to good
P(A or B)= - Correct answer-P(A)+P(B)-P(A and B)
P(At least one A)= - Correct answer-1-P (no A)
permutations formula - Correct answer-P(n,k)=n!/(n-k)! (same thing for C too)
*can use slots too... write out slots and multiply
Use the counting principle to determine the number of elements in the sample
space. Two cards are drawn WITHOUT REPLACEMENT from a standard deck. -
Correct answer-total amount of cards=52
*use slots
51 x 52= 2652
2026 Questions and Answers Graded A+
P(A) good/total - Correct answer-odds in favor of A:good to bad
odds against A:bad to good
P(A or B)= - Correct answer-P(A)+P(B)-P(A and B)
P(At least one A)= - Correct answer-1-P (no A)
permutations formula - Correct answer-P(n,k)=n!/(n-k)! (same thing for C too)
*can use slots too... write out slots and multiply
Use the counting principle to determine the number of elements in the sample
space. Two cards are drawn WITHOUT REPLACEMENT from a standard deck. -
Correct answer-total amount of cards=52
*use slots
51 x 52= 2652
