kaopelt1563 kaopelt1563
  • 04-01-2018
  • Mathematics
contestada

What is the expected number of heads that come up when a fair coin is flipped 10 times?

Respuesta :

mathmate
mathmate mathmate
  • 04-01-2018
This is a binomial distribution with a probability of success = 0.5 (fair coin).
n=10
so 
mean = E[x] = np =10*0.5 =5
Answer Link

Otras preguntas

Choose the symbol that completes the statement. 6/8 ____ 8/10A: < B: >C: =
___________ driving is defined as "the operation of a motor vehicle in a manner that endangers or is likely to endanger persons or property.
What event or idea in Cabeza De Vaca's account did you find the most surprising?
The distribution of melanosomes in cells is tightly regulated in animals that rapidly change color. dark-colored cells have melanosomes scattered throughout the
100 POINTS Study the Proof: Give the reasons for the missing reason. List the number and then state the reason.
What is 2/100 as a percent
which statement describes a person making a risky health decision as a result of social conformity
What was the significance of the Fredonian Revolt? A. It celebrated the independence of Texas from Mexico. B. It was the only revolt in Texas against the
Soil formation is most influenced by _____. A.climate B.plants C.wind D.animals
how many x-intercepts does the graph of the given equation have? y= -4x^2+3x-2 a.none b. one c. two D. Three