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Given a probability density function find the mean, median and mode of the distribution.

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Scale Invariance

By exploring the concept of scale invariance, find the probability that a random piece of real data begins with a 1.

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Into the Exponential Distribution

Get into the exponential distribution through an exploration of its pdf.

Circle pdf

Stage: 5 Challenge Level: Challenge Level:2 Challenge Level:2
Think what properties probability density functions must have.

You will need to use the formula for the area of a sector of a circle.