Statistics

3 stories tagged Statistics on Learning Fanatic.

Lesson 2.2: Sampling, bias and the central limit idea Learn how a sample tells you about a population, why bias beats sample size, and how the central limit theorem makes averages predictable.
Lesson 2.1: Probability and distributions, from coins to bell curves Learn the rules of probability, how Bayes' rule corrects a gut feeling, and how the binomial and normal distributions describe real business data.
Lesson 1.3: Summary statistics: centre, spread and shape Learn the mean, median, mode, standard deviation, quartiles and skew, when each one misleads, and how to describe a column in three numbers.