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

Which source of water pollution is defined as garbage, detergents and other household wastes washed down drains
how many 5 3/4 inch pieces of yarn can be cut from a roll that has 60 inches of yarn?
NEED HELP ASAP!!! Please help and explain!!
A dynamite blast at a quarry launches a rock straight upward, and 2.4 s later it is rising at a rate of 10 m/s. assuming air resistance has no effect on the roc
What is the correct scientific notation for 640,000,000? Question 5 options: 6.4X10^8 6.4X10^10 64X10^10 640X10^8
A long time ago, there was a vast expanse of water instead of earth. The animals and trees lived on a level above the water. One day, Wise Badger dived deep int
According to seventeenth century political philosopher John Locke, government exists to:
Alphabet for your reference: a b c d e f g h i j k l m n o p q r s t u v w x y z if the code for cat is ecv what is the code for dog
What's 3.555 rounded to the nearest tenth
1 hundreds +5 tens +12 ones