# Maximizing expected value – “triple or nothing” on a fair bet

Maximizing expected value – “triple or nothing” on a fair bet

1. at every wager, the amount the bettor stands to win is bigger than the amount they stand to lose.
2. the bettor never loses their entire stake (if we consider continuous quantities of money) and thus can always make a comeback.

## What is triple or nothing in a bet?

A table offers you a game: you have to bet all your money; a fair coin will be tossed; if it lands heads, you triple your money; if it lands tails, you lose everything. In the first round, it is rational to take the bet since the expected value of winning is \$1.50, which is greater than what you started out with.

## What is a fair bet in probability?

The odds which would leave anybody betting on a random event with 0 expected gain or loss. Thus, if the probability of the occurrence of a random event is p then the fair odds are (1 − p) to p. If, for example, p = 1/3, then the fair odds are (1 − 1/3) to 1/3 or 2 to 1.

## What does double or nothing mean in a bet?

US (UK double or quits) (in games where money is risked) an agreement that the player who owes money will owe twice as much if they lose, but will owe nothing if they win.

## What happens in Double or Nothing?

Definition of double or nothing

: with the result that a gambler either wins two times as much money as he or she has already won or loses all of the money I won \$20 on the first game but lost it on the second game going double or nothing.

## How do you calculate a fair bet?

When To Use A Fair Odds Calculator

If the sportsbook thinks you have a 50/50 chance of winning, they’ll list the bet as -110. The +100 would be the fair odds, and they take 1.01% from the potential payout as the vig.

## What is a fair bet?

A fair bet is an uncertain prospect whose expected yield is zero. A person is risk averse if he never accepts a fair bet. A person is called a risk lover if he always accepts a fair bet. If a person is always indifferent between accepting a fair bet and rejecting it, he is called a risk neutral person.

## How do you make a game fair probability?

A basic game of chance is considered fair if every player has an equal probability of winning. A choice is fair if all possible options have an equal probability of being chosen.

## How do you do the double or nothing yoyo trick?

Quote from the video:
Youtube quote: You take your first finger on your yo-yo hand. And just pull it right out and then you're going to swing the yo-yo to the outside.

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## Is double down the same as double or nothing?

Although “double up” appeared much earlier in an entirely different sense, it also showed up in the 1940s as a gambling usage. In blackjack, Oxford says, to “double down” means “to double the bet after one has seen the initial cards, with the requirement that one and only one additional card be drawn.”

## How do you calculate a double bet?

To calculate a double bet you take the odds of each single bet and then multiply those to create your double bet odds.

## Can you put the same bet on twice?

Double bets are popular in a lot of sports such as football, tennis, horse racing and rugby and all can be combined for doubles. Although you can combine events, they must be separate events to be classed as a double bet.

## How many doubles are in 6 selections?

15 doubles

The Heinz bet is a six-selection bet consisting of 57 bets: 15 doubles, 20 trebles, 15 fourfolds, six fivefolds and a one sixfold accumulator. Aptly named after the 57 ‘varieties’ company slogan from Heinz, this 57 bet wager is a unique bet that combines every permutation of the 6 selections into one single wager.

## What is each-way doubles?

Generally, an Each Way Double bet entails picking two selections in two different races, and then backing Each Way such that they both amount to two separate double bets as follows: a Win Double and a Place Double.

## What is a Yankee bet?

A Yankee consists of 11 bets of equal value on selections in four separate events: six doubles, four trebles and one four-fold. We explain how a Yankee works as well as the benefits and drawbacks of this type of bet. In a Yankee at least two of the selections must be successful to guarantee a return.

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## What is a Trixie bet in football?

A ‘Trixie’ bet consists of four bets from three selections, and includes three doubles and one treble. To gain a return from this bet type, the bettor much successfully pick two winners, though three winners will see each of the four bets within the Trixie settled as winners.