beckslexi177 beckslexi177

14-04-2020
Mathematics

contestada

If we expect to get tails 400 times in a coin flip experiment, how many times would the coin be flipped?
A. 100
B. 200
C. 400
D. 800

Respuesta :

carleighloden10 carleighloden10

14-04-2020

D) 800 because you can’t get 400 if you didn’t flip the coin over 400 times.. this is because the coin has a 50/50 chance of heads or tails so you double the expectation

Answer Link

zehratam zehratam

14-04-2020

D because you got a fifty fifty Chance with a coin

Answer Link

Otras preguntas

Early India civilization, how did the three unique religions develop from these early civilizations

b. What is the circumference, in inches, of the front tire of Susan's bike? (3 points) Work: Answer c. What is the diameter, in inches, of the front tire of Sus

x + 4y =6 y=- -x + 3

Keith needs 4698 for a future project. He can invest 3000 now at an annual rate of 10.2%, compounded monthly. Assuming that no withdrawals are made, how long wi

Find the angle x Please help

Jason inherited a piece of land from his great-uncle. Owners in the area claim that there is a 45% chance that the land has oil. Jason decides to test the land

34. Frank decides to take Sally out on a movie-dinner date. At the end of the night, he realizes he spent $54.00. He remembered that dinner cost him $37.50, but

Write the quotient when the sum of 73 and 37 is divided by(i) 11 (ii) 10

Eric has 240 coins in his collection 11/20 of the coins are pennies 4/20of the coins are nickels the rest of the coins are quarters How many quarters are there

Alejandro read 40 pages in 60 minutes. What is his unit rate in pages per minutes