Question 1: In 3 tosses of a coin which of following equals the event "exactly two tails"? A = {TTH, HTT, TTT}, B = {TTT, TTH, THT, HTT}, C= {THT,HTT} (a) Event B (c) Event A (b) Event C (d) None of the above
Question 1: In 3 tosses of a coin which of following equals the event "exactly two tails"? A = {TTH, HTT, TTT}, B = {TTT, TTH, THT, HTT}, C= {THT,HTT} (a) Event B (c) Event A (b) Event C (d) None of the above
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:Question 1: In 3 tosses of a coin which of following equals the event "exactly two tails"?
A = {TTH, HTT, TTT}, B = {TTT, TTH, THT, HTT}, C= {THT,HTT}
(a) Event B
(c) Event A
(b) Event C
(d) None of the above
Question 2: Which is the equivalence of P(A' n B')?
(a) 1 + P(A n B) – P(A) – P(B)
(c) 1- P(An B) + P(A) + P(B)
(b) P(A n B)- P(A) – P(B)
(d) P(A) + P(B) - P(An B)
Question 3: Which of the following represents a valid probability table?
(i) outcomes
1
2
3
4 5
probability 1/5 1/5 1/5 1/5 1/5
(ii) outcomes
1
2
3.
4
probability | 1/2 1/5 1/10 1/10 1/10
(a) Table (i)
(c) Both (i) and (ii)
(b) Table (ii)
(d) There is not enough information
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