10-04-2017
Mathematics

contestada

plz answer this... If you flip three fair coins, what is the probability that the first two flips will both be heads, and the third flip will be either heads or tails?

Respuesta :

WindsorLynne WindsorLynne

11-04-2017

By symmetry the probability of getting at least two heads is half the total probability, or 1/2.

hope this helps!

Answer Link

Otras preguntas

Multiplying Radicals - Urgent request attached

Select the correct answer. What was one of the causes of tensions in Europe that led to World War I? A The nations in Eastern Europe wanted to unite as a single

Research indicates that meditation has been somewhat successful in reducing stress because of its effects on what part of the brain?

What can be concluded if the number of movie tickets sold increases by 10 percent when the price is cut by 20 percent, other things being equal?

Not enough demand by consumers will move the market ____ the demand curve. Up down

Which function below is the inverse of f(x) = The quantity of three x plus five, over seven? A. f−1(x) = The quantity of seven x minus five, over three B. f−1(x

The Doolittle Raid in the spring of 1942 proved that Japan’s homeland was... 1. Powerful 2. Defenseless 3. Protected 4. Conquerable

French electric guitarist of vietnamese descent; from his 1995 album, tales from vietnam, the piece, ting ning, is based on a traditional vietnamese melody:

What rule changes the input numbers to output numbers? A) x - 3 B) 2x - 4 C) 3x - 5 D) 4x - 6

How did Gore win the popular vote but lose the election? A) because of the designation of electoral votes among different sizes states B) because the popular vo