1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
irina [24]
3 years ago
14

There are two coins in a bag. for coin 1, p(h) = ½ and for coin 2, p(h) = 1/3. your friend chooses one of the coins at random an

d tosses it 5 times.
a. what is the probability of observing at least 3 heads?
b. you ask your friend: “did you observe at least 3 heads?”. your friend replies, “yes”. what is the probability that coin 2 has been chosen?
Mathematics
1 answer:
lana [24]3 years ago
8 0
The answer is 3 to this question
You might be interested in
Fie triunghiul ABC cu unghiul A=90* a) Daca AB= 4 cm si unghiul B=60*, aflati unghiul C, AC,BC; b) Daca AC=12cm sin sinB=0,6 , a
sergeinik [125]

Answer:Si eu am nevoie de răspuns si nu gasesc..

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
A savings bank invests $58,800 in municipal bonds and earns 12% per year on the investment. How much money is earned per year?
seraphim [82]
To find the answer we simply have to find 12% of 58,800. So to do that, we can multiply it by .12

58,800 • .12 = 7,056

So $7,056 is earned per year
5 0
3 years ago
Read 2 more answers
There are 6 girls and 7 boys in a class. A team of 10 players is to be selected from the class. How many different combinations
Anna71 [15]
13C10 = 13C3 = 13x12x11/(1x2x3) =
"286 ways".
4 0
3 years ago
Read 2 more answers
Solve for x when, 8x-12=4x
barxatty [35]

Answer:

x=3

Step-by-step explanation:

8x - 12 = 4x add 12 to both sides you get 8x=4x+12 subtract 4x on both sides then you get 4x=12 divide 4x on both sides and x = 3 Hope helps!!

8x-12=4x

+12    +12

__________

8x=4x+12

-4x   -4x

_______-

4x=12

÷4  ÷4

______

x=3

Hope helps :3

4 0
2 years ago
Read 2 more answers
Help please? match each system of linear equation with the correct numbers of solutions ​
Ksenya-84 [330]

Answer:

Step-by-step explanation:

First system:  no solution, since the two lines are parallel; they never cross.

Second system:  one solution

Third system:  infinitely many solutions, since the second equation is a multiple of the first

4 0
3 years ago
Other questions:
  • Jan mixed 2 pints of blue paint with 5 pints of red paint to make purple paint. He wrote the equation b= ( )r to represent the p
    5·1 answer
  • What times what equals 12 but still equals 11? the equation is 5n to the 2nd power + 19+12
    13·1 answer
  • The temperature was 10 degrees below zero and dropped 24 degrees what is the new temperature
    7·1 answer
  • I need help with this problem!! I need it answered by 11:59 tonight.
    11·1 answer
  • Can someone help and explain plz
    7·2 answers
  • What is the difference between the mean and the median of the data set?<br> (22,8 10,18,12, 20)
    13·2 answers
  • How to write four times a number,minus 6,is equal to theee times the number+8 as an equqtion
    6·2 answers
  • Write two expressions that are equivalent to the expression below.<br> (9-0) + (9-c) + (9-c) + (9-C)
    9·1 answer
  • HELP ASAP PLEASE THIS IS MATH
    14·1 answer
  • Please answer the problem and show your work.Thank you.
    10·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!