Stat-101, Quiz 5
Majmaa’ah University
Engineering College
Stat 101
27/6/1431
Name:
Group: 3
Academic Number:
Quiz (5)
Question-2: (5 Marks)
A coin is tossed three (3) times. For this experiment:
i.
ii.
iii.
iv.
Draw a Venn diagram.
Draw a tree diagram.
Find the probability of each simple event if they are equally likely.
Put the correct alphabetic answer in the front box for each of the following (show
your work):
1- The probabilty of " Getting 3 heads " is
(A) 0 (B) 1/8 (C) 1/4
(D) 3/8
(E) 1/2 (E) Non of these
2- The probabilty of " Getting exactly 2 tails " is
(A) 0 (B) 1/8 (C) 1/4
(D) 3/8
(E) 1/2 (E) Non of these
3- The probabilty of " Getting 2 heads and 2 tails, HHTT " is
(A) 0 (B) 1/8 (C) 1/4
(D) 3/8
(E) 1/2 (E) Non of these
4- The probabilty of " Getting at least one tail " is
(A) 0 (B) 1/8 (C) 1/4
(D) 3/8
(E) 7/8 (E) Non of these
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