menu
QAmmunity.org
Login
Register
My account
Edit my Profile
Private messages
My favorites
Register
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
If you flip 3 coins, what is the probability of landing on heads only 2 times? list your answer as a fraction in simplest form.
asked
Aug 25, 2019
128k
views
4
votes
If you flip 3 coins, what is the probability of landing on heads only 2 times? list your answer as a fraction in simplest form.
Mathematics
high-school
Henok T
asked
by
Henok T
4.9k
points
answer
comment
share this
share
0 Comments
Please
log in
or
register
to add a comment.
Please
log in
or
register
to answer this question.
1
Answer
7
votes
Sample space is HHH HHT HTH THH HTT THT TTH TTT
No. of outcomes with only 2 heads = 3
S0 the Probability of just 2 heads = 3/8
Avikrit Khati
answered
Sep 1, 2019
by
Avikrit Khati
6.3k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.
6.0m
questions
7.8m
answers
Other Questions
Solve for y in terms of x. 2/3y - 4 = x y = x + 6 y = -x + 4 y = -x + 6 y = x + 4
Aliyah has $24 to spend on seven pencils. After buying them she had $10. How much did each pencil cost?
Ten gallons of paint were poured into two containers of different sizes. Use one variable to express the amount poured into each container
Use the normal model n(11371137,9696) for the weights of steers. a) what weight represents the 3737thth percentile? b) what weight represents the 9999thth percentile? c) what's the iqr of the weights
Evaluate a + b when a = –16.2 and b = –11.4 A. –27.6 B. –4.8 C. 4.8 D. 27.6
Twitter
WhatsApp
Facebook
Reddit
LinkedIn
Email
Link Copied!
Copy
Search QAmmunity.org