Prof. Data
Statistician
Professor Data is a statistician specializing in data analysis and statistical modeling.
Calculators by Prof. Data
Mean Calculator
Calculate the mean (average) of a set of numbers.
Median Calculator
Calculate the median (middle value) of a set of numbers.
Standard Deviation Calculator
Calculate standard deviation, variance, and mean of a dataset.
Variance Calculator
Calculate variance and standard deviation of a dataset.
Range Calculator
Calculate the range (difference between max and min) of a dataset.
Percentile Calculator
Calculate percentiles and quartiles of a dataset.
Z-Score Calculator
Calculate z-score (standard score) for a data point.
Probability Calculator
Calculate probability of events and combinations.
Combination Calculator
Calculate combinations (nCr) - ways to choose r items from n items.
Permutation Calculator
Calculate permutations (nPr) - ordered arrangements.
Mode Calculator
Calculate the mode (most frequently occurring value) of a dataset.
Quartile Calculator
Calculate quartiles (Q1, Q2, Q3) of a dataset.
Outlier Calculator
Identify outliers in a dataset using the Interquartile Range (IQR) method.
Binomial Distribution Calculator
Calculate binomial distribution probabilities (P(X = k) and cumulative probabilities) for given n and p.
Normal Distribution Calculator
Calculate probabilities for normal distribution.
Poisson Distribution Calculator
Calculate Poisson distribution probabilities.