Browse Classroom Capsules and Notes

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A Nod to Bertrand Russell

The author investigates claims by Russell in Religion and Science about the probability of getting a large number of heads in a row when a coin is repeatedly tossed.

\(t\)-Probabilities as Finite Sums

The \(t\)-probability integral is evaluated by reduction to a finite sum.

Symmetric or Skewed?

Does a measure of the center of a distribution determine if it is symmetric or skewed?

The Undying Novena

This article models the life of a chain letter as a branching process.

Almost-Binomial Random Variables

The author discusses binomial distribution where \(n\) is replaced by any positive number.

Observations on the Indeterminancy of the Sample Correlation Coefficient

The behavior of the sample correlation coefficient as it approaches indeterminate values

The Birthday Problem Revisited

This capsule modifies the familiar birthday problem in ways that are accessible to students in a first course of probability and statistics.