Odds Calculator

Home Trusted Engineering Tools Turn any known odds, probability, streak, stake, return, or profit value into a clear connected result with AxiCalculator’s live Odds Calculator. Reverse-solve missing values, check the relationship from both directions, and share or export your calculation when it is ready. Start calculating Odds and probability Chances for success Chances against success […]

Monty Hall Probability Variables and Calculation

Home Trusted Engineering Tools Test your intuition with the AxiCalculator Monty Hall Problem Calculator and compare staying against switching in real time. Play one round or run repeated simulations to see why an informed host turns an apparent 50/50 choice into a 1/3 versus 2/3 probability decision. Start calculating Setup Do you want to play […]

Expected Value Calculator

Home Trusted Engineering Tools Calculate the probability-weighted long-run value of discrete outcomes in seconds, with real-time validation and reverse solving for one missing value. Use AxiCalculator to turn uncertain scenarios into a clearer, shareable decision model without hiding the probability structure. Start calculating Expected Value Calculator Outcome Probability Probability sum: — Reset Expected value E(X) […]

False Positive Paradox Calculator

Home Trusted Engineering Tools A positive result can look convincing while the base rate tells a very different story. Use the AxiCalculator False Positive Paradox Calculator to reveal the real balance between true positives, false positives, and positive predictive value instantly Start calculating Base rate * % Popular Units % Scientific Units decimal Sensitivity * […]

Lottery Calculator

Home Trusted Engineering Tools AxiCalculator turns lottery draw rules into clear, exact probability insights without pretending to predict the next winning numbers. Enter your draw structure, explore partial and bonus-ball odds, or reverse-solve a missing parameter in seconds. Start calculating The main draw uses the exact hypergeometric probability for sampling without replacement. The odds are […]

Dice Probability Calculator

Home Trusted Engineering Tools Know the real probability before you trust your intuition. AxiCalculator calculates exact dice odds for sums, targets, matching dice, cumulative events, and supported reverse-solving problems in real time. Start calculating Choose the type and the number of dice Dice type* d4d6d8d10d12d20Custom Number of faces* Total number of dice* Choose the conditions […]

Implied Probability Calculator

Home Trusted Engineering Tools Convert American odds into clear implied probability instantly, or reverse a probability into the matching moneyline price. AxiCalculator gives you a fast two-way view of the percentage hidden behind positive and negative odds. Start calculating Are the odds positive or negative?* Positive Negative American odds (moneyline)* ML Implied probability % Search […]

Conditional Probability Calculator

Home Trusted Engineering Tools Calculate connected probabilities from whichever values you already know, including forward and reverse conditional relationships. AxiCalculator helps you reconstruct missing probabilities, detect incompatible inputs, and understand what the result actually means. Start calculating Conditional probability tree diagram P(A)P(Ā) P(B | A)P(B̅ | A) P(B | Ā)P(B̅ | Ā) P(A ∩ B)P(A […]

Joint Probability Variables and Calculation

Home Trusted Engineering Tools Calculate joint probability for independent or dependent events. Find P(A and B), use conditional probability, and reverse-solve missing values. Start calculating Are the events independent? Yes, they are independent. No, one depends on the other. Probability values P(A) * % Search units P(B) * % Search units Reset Joint probability P(A […]

Random Number Generator

Home Trusted Engineering Tools Generate one or multiple random numbers instantly from a custom range, with clear control over integers, decimals, duplicate values, endpoint behavior, and sorting. Use AxiCalculator for fast number selection across learning, sampling, testing, games, giveaways, simulations, and everyday decisions. Start calculating Generate… One number Multiple numbers How many? * Minimum value […]