Powerball : object
Kind: global namespace
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Powerball.balls() ⇒
Get ball-maxes for a given date
Kind: static method of Returns: — white, red ball-max
| Param | Type | Default | Description |
|---|---|---|---|
| Date to check |
Example (Current Ball Maxes)
// returns
powerball.balls()
Example (Old Ball Maxes)
// returns
powerball.balls(new Date(‘1/8/2009’))
Powerball.numbers() ⇒
Get past winning numbers
Kind: static method of Returns: — Resolves to array of winner objectsExample (Get Current Numbers)
powerball.numbers().then(winners => {
console.log(winners)
})
Powerball.frequencies(winners) ⇒
Calculate frequencies of white & red balls
Kind: static method of Returns: — keyed with number, value is frequency
| Param | Type | Description |
|---|---|---|
| winners | The winning numbers from |
Example (Get Frequency Counts)
console.log(powerball.frequencies(winners))
Powerball.predict(white, red, ) ⇒
Predict winning numbers
Kind: static method of Returns: — The numbers you should play
| Param | Type | Default | Description |
|---|---|---|---|
| white | White ball-frequency array from | ||
| red | Red ball-frequency array from | ||
| Different dates have differnt ball-sets |
Example (Get Prediction)
var f = powerball.frequencies(winners)
console.log(powerball.predict(f.white, f.red))
Example (Predict For an Old Date)
console.log(powerball.predict(f.white, f.red, new Date(‘1/1/98’)))
Powerball.payout(pick, winner, powerplay) ⇒ |
Kind: static method of Returns: | — true for jackpot, if Number: amount you won
| Param | Type | Description |
|---|---|---|
| pick | Your number picks (6-length array) | |
| winner | A single draw from | |
| powerplay | Did you mark power-play on your ticket? |
Example (Check If You Won)
powerball.numbers().then(winners => {
console.log(powerbal.payout(, winners.pop(), true))
})
Statistical : object
Kind: global namespace
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Statistical.μ(freq) ⇒
Calculate arithmetic mean of ball-count
Kind: static method of Returns: — Arithmatic Mean of weights
| Param | Type | Description |
|---|---|---|
| freq | A single ball-frequency array from |
Example (Get Arithmetic Mean of Red Balls)
var f = powerball.frequencies(winners)
console.log(powerball.μ(f.red))
Example (Get Arithmetic Mean of White Balls)
console.log(powerball.mean(f.white))
Statistical.gmean(freq) ⇒
Calculate geometric mean of ball-count
Kind: static method of Returns: — Geometric Mean of weights
| Param | Type | Description |
|---|---|---|
| freq | A single ball-frequency array from |
Example (Get Geometric Mean of Red Balls)
var f = powerball.frequencies(winners)
console.log(powerball.gmean(f.red))
Example (Get Geometric Mean of White Balls)
console.log(powerball.gmean(f.white))
Statistical.median(freq) ⇒
Calculate median of ball-count
Kind: static method of Returns: — Median of weights
| Param | Type | Description |
|---|---|---|
| freq | A single ball-frequency array from |
Example (Get Median of Red Balls)
var f = powerball.frequencies(winners)
console.log(powerball.median(f.red))
Example (Get Median of White Balls)
console.log(powerball.median(f.white))
Statistical.range(freq) ⇒
Calculate range of ball-count
Kind: static method of Returns: — High/low range of numbers for weights.
| Param | Type | Description |
|---|---|---|
| freq | A single ball-frequency array from |
Example (Get Range of Red Balls)
var f = powerball.frequencies(winners)
console.log(powerball.range(f.red))
Example (Get Range of White Balls)
console.log(powerball.range(f.white))
Statistical.σ(freq) ⇒
Calculate standard deviation of ball-count
Kind: static method of Returns: — Standard Deviation of weights
| Param | Type | Description |
|---|---|---|
| freq | A single ball-frequency array from |
Example (Get Standard Deviation of Red Balls)
var f = powerball.frequencies(winners)
console.log(powerball.stddev(f.red))
Example (Get Standard Deviation of White Balls)
console.log(powerball.σ(f.white))
