9 FURTHER APPLICATIONS OF INTEGRATION
9 FURTHER APPLICATIONS OF INTEGRATION
9 FURTHER APPLICATIONS OF INTEGRATION
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GROUP WORK 2, SECTION 9.5<br />
The Wheel of Fate<br />
1. In Westbury, New York, there used to be an ice-cream store that offered its young customers a special<br />
deal. They could buy a hot-fudge sundae for $1.00, or spin the Sundae Wheel and pay the price upon<br />
which the spinner stopped. The Sundae Wheel (and the store that housed it) no longer exist, but the author<br />
remembers it as looking something like this:<br />
(a) What is the probability of a sundae costing over $1.00?<br />
(b) What is the expected value for the cost of a sundae?<br />
(c) In light of parts (a) and (b), would you rather pay a dollar for the sundae, or choose to spin the wheel?<br />
Why?<br />
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