Unit 9.4 – The illusion of control: house advantage, cost per hour and superstitions

Here are the transparencies and activities for Unit 9.4. On this page you’ll also find links to sites you can surf and videos you can watch to help you with the unit. (We call these links WEP, which stands for Web Enhancement Pack).

Transparency 1 for Unit 9.4: Can you control the risks in risky behaviour?


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Transparency 2 for Unit 9.4: How much does it cost to gamble? (2 pages)


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WEP 9.4 (a)
TypeDescriptionLevelMode
When should you be allowed to drink?

In the USA, the legal drinking age is 21. Many younger people do drink however, and this is seen as a problem (because drinking is a high risk behaviour) by the authorities. This video discusses the issue of teenage drinking. Watch in pairs.

Click here to watch the video.
Want to know how HIV is transmitted?

This is an interesting article which lists Frequently Asked Questions (FAQs) about the transmission of the HIV virus. Unsafe sex is very high risk and this article provides easily accessible facts about the risks related to HIV transmission.

Click here to go to the website.
House advantage: A guide to understanding the odds

This article explains the concept of house advantage, which refers to the advantage the casino has when people gamble. It also discusses common gambling myths and how understanding that these myths are false can help to minimise the risk of problem gambling. May need teacher assistance.

Click here to go to the article.
Understanding the house edge

This website explains the casino's built-in profit with every bet, also known as the house advantage, or the house edge. Read it on your own, and then ask your teacher if there is anything you find difficult to understand.

Click here to go to the website.
The illusion of control

Using the example of "Lobstermania", a typical slot game found in casinos, this video explains the way slot machines work to give gamblers an illusion of control. Can be watched on your own.

Click here to watch the video.
Losses disguised as wins

This accessible video explains how slot machines can fool gamblers into thinking they are winning when they are in fact losing money. Can be watched on your own.

Click here to watch the video.

Transparency 3 for Unit 9.4: Superstitions


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Learning Activity 9.4: True or false?


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WEP 9.4 (b)
TypeDescriptionLevelMode
Introduction to probability

This site explains how chance and probability are part of our everyday lives, and also how to understand the difference between predictable, unpredictable, and random events. Read it alone, and then ask your teacher if there is anything you find difficult to understand.

Click here to go to the website.
What is probability?

This is a slightly challenging but informative website on the difference between chance and probability, and how to deal with uncertainty. Needs teacher assistance.

Click here to go to the website.
Slot machine simulation

This is an interactive website with a slot machine simulation. After playing on the machine, click on "Behind the Scenes" and "Odds and Payouts" to understand more about probability and odds.

Click here to go to the website.