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

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

What do the objects in Limner portraits describe? A. the artist B. the person posing C. famous people D. animals

Which bread contains the least amount of fat? Blueberry Muffin English Muffin Bagel-Plain Grapefruit

The state constitution- and the formation of the instruments of government- is based A) free enterprise B) direct democracy C) primary elections D) republic de

anyone know any of these please???

Trees,walls, and fence post leaning downhill are signs of ? A rockfalls B mud flow C Creep D slump ?

A ziggurat was built in Babel. True False

To go to dance class at 6:45 pm bus, kelly needs 35 minutes to walk home from a friends house, 30 minutes for dinner, and 20 minutes to drive to the class. to m

need an essay about accomplishments in life please help!

Write the ratio 7/8 :14 as a fraction in its simplest form

after working for 25 hours, Lamar made $375. After working 40 hours, Lamar made $600. Predict how much he would make after 10 hours of work?