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

an abelian group need not be
A plant is already 41 centimeters tall, and it will grow one centimeter every month. The plant's height, h (in centimeters), after m months is given by the foll
Is it legal to go to someone’s house to peaceful confront them about a scam?
Find measure of n..............​
12x-3≥5x-60+8 x≥7 or x≥-7
1. Suppose that asthma affects 1 in 20 children in a population. You take a simple random sample of 300 children from this population.
Can someone help me with these questions please?
1 Bill reduced the size of a photo to a height of 2 cm. What is the new width if it was originally 15 cm wide and 10 cm tall?
If an individual with a dominant phenotype is crossed with an individual with a recessive phenotype, 4 of their 9 offspring show the recessive phenotype. What i
Frank has a board that is 5/8 meter Long. He cut off a piece that is 3/5 the length of the board how long is the piece of the board frank cut off?