e0ufarmonJenaStow9ma e0ufarmonJenaStow9ma
  • 04-06-2017
  • Mathematics
contestada

A coin is tossed 11 times. what is the probability of obtaining exactly 9 heads?

Respuesta :

whassupkingdre
whassupkingdre whassupkingdre
  • 04-06-2017
binomial distribution...

n=11
p( head) = 0.5

11C9x 0.5^9 x 0.5^2
there you go.
Answer Link

Otras preguntas

How far must the point charges q1 = +7.22 µc and q2 = -32.5 µc be separated for the electric potential energy of the system to be -117 j? cm?
The knowledge and tools that people use to manipulate their environment are called technology. true false
how to solve y=x-1 2x-y=0
One codon specifies how many amino acids?
what reactions that occur with water help create features of karst topography?
The color of objects that we see is the color of the wavelength that is ________ from its surface.
excel: Add a new row to a table by clicking in the A. last table cell and pressing Enter. B. last table cell and pressing Tab. C. first table cell and
The area of a sector of a circle with a central angle of 110° is 74 m2. find the radius of the circle. (round your answer to one decimal place.)
Do you know the answer to this
A series of closely arranged parallel lines that are overlapped by another set of parallel strokes to create a sense of value is called ______ question 4 option