ginoo
ginoo ginoo
  • 10-09-2021
  • Mathematics
contestada

A coin is tossed 8 times. What is the probability of getting exactly 6
heads?

Respuesta :

caylus
caylus caylus
  • 10-09-2021

Answer:

Step-by-step explanation:

Using binomial distribution,

[tex]p=\left(\begin{array}{c} 8\\ 6\end{array}\right)*(\dfrac{1}{2} )^6*(\dfrac{1}{2} )^2\\\\\\=\dfrac{8*7*6*5*4*3}{6*5*4*3*2*1} *\dfrac{1}{256} =\dfrac{28}{256} =\dfrac{7}{64} \\\\[/tex]

Answer Link

Otras preguntas

The hypotenuse of a triangle measures 53 feet and one of its legs measures 28 feet what is the length of the missing leg
Please help. Thank you guys so much.
What Germany possibe?
A national organization has been working with utilities throughout the nation to find sites for large wind machines that generate electricity. Wind speeds must
What is the term "cutting down trees to use land in other ways" ?
Two charges, and , are separated by a certain distance R. If the magnitudes of the charges are doubled and their separation is also doubled, then what happens t
why does the equator receive very little seasonal changes
please help me asap​
explain why the chances of getting a parasite from sushi in the US is so low.
How did the first battle of bull run affect how the north view the Civil War