Random Variables and Probability Distributions

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The idea of a random variable can be surprisingly difficult. In this video we help you learn what a random variable is, and the difference between discrete and continuous random variables.

0:00 Introduction
1:13 X is defined as the number of ice creams a customer orders
1:30 Historic data is used to estimate the probability of each number of ice creams
1:50 The distribution is graphed, find P(X=1) etc
3:07 Examples of discrete random variables, not random variables, and continuous random variables.
4:13 Quiz to check your understanding

This video leads on to other videos about random variables and distributions:
Discrete random variables:
Probability distribution models:

The normal distribution:
The binomial distribution:

See for all of Dr Nic's videos organised by topic.
#DrNicStats #Statistics #Probability
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