indiaseel1744 indiaseel1744

14-09-2017
Mathematics

contestada

If a fair coin is flipped eight times, what is the probability that heads comes up three or more times?

Relax

Respuesta :

gmath95 gmath95

16-09-2017

since the probability of a head occuring when tossed a time is 1/2
x=head occuring 3 or more times
Pr(x>=3)=1-Pr(x<3)=1-(0.5)(0.5)^2
Pr(x>=3)=0.875

Answer Link

Otras preguntas

When a third variable is included in an analysis and that third variable changes the relationship between the independent variable and the dependent variable in

How would the colonist describe the king of England

Which consequences are a result of illegal drug use? Choose all answers that are correct. .mental and emotional problems later in life. death.

Explain Thomas Hobbes' key philosophy

Many American Indians rejected the federal government’s policy of assimilation because they

why is polymerase important to dna

Suppose a simple random sample of size n=1000 is obtained from a population whose size is nequals=1 comma 500 comma 0001,500,000 and whose population proportion

15) How would you reconcile your bank account to avoid spending more than you have? a) Contact your financial institution to read your transactions for the past

When it comes to investments, does Boudreaux believe your age should dictate your risks?

Suppose warren buffet withdraws $1 million from his checking account at chase manhattan bank. if the required reserve ratio is 20 percent, what is the maximum c