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keisanHigh-precision calculations for everyday life and work

Probability and Statistics

ライブラリ名概要
Probability of a Die RollRoll a die n times, calculate the probability that a specific number appears m times, and enter the results in a table.
To collect all types of cardsHow many snacks do I need to buy to collect all the different types of cards that come as freebies?
Win Percentage in the Tomoe TournamentThis calculates the winning percentage for three-way matches, such as those held in sumo.
Probability of Winning the Japan SeriesWe calculate the probability of winning or losing in the Japan Series based on the relative strength of the opposing teams and predicted outcomes.
The probability of having the same birthdayCalculate the probability that at least one pair of birthdays matches within the group.
Probability of having the same birthday (graph)Calculate and graph the probability that at least one pair of birthdays will match as the number of people in the group changes.
The probability that it matches my birthdayCalculate the probability that someone in the group shares the same birthday as you.
Estimating the True Value from the Mean and Standard DeviationWe use a normal distribution to estimate the range of the true values based on the mean and standard deviation of a sample drawn from the population.
The Accuracy of DiceRoll the die and check whether it is well-balanced based on the number of times each number appears.
Viewership rating margin of errorWe statistically estimate the viewership ratings for all households based on the ratings of a sample group of households.
The probability of deciding the outcome by rock-paper-scissorsI'll calculate the probability of how many rounds it takes to decide the winner when multiple people play rock-paper-scissors.
How to Win at Rock-Paper-ScissorsLet's calculate how to win at rock-paper-scissors. (While it's impossible to win 100% of the time, it is possible to increase your chances statistically.)
Calculating a Golf HandicapCalculate your golf handicap.
Generating Uniformly Distributed Integer Random NumbersGenerates random integers from the specified range.
Generating Random Numbers Based on the Normal DistributionThe Box-Muller method is used to generate random numbers based on the normal distribution.
Generating Random Numbers Based on the Log-Normal DistributionThe Box-Muller method generates random numbers based on the log-normal distribution.
Generating Random Numbers Based on the Gamma DistributionGenerates random numbers based on the gamma distribution.
Generating Random Numbers Based on the Chi-Square DistributionGenerates random numbers based on the chi-squared distribution.
Generating Random Numbers Based on the Student's t-DistributionGenerates random numbers based on the Student's t-distribution.
Rolling a die using random numbersThis displays the result of rolling a die using a random number.
The probability of being involved in a fatal aircraft accidentCalculate the probability of being involved in a fatal accident while flying.