Venn diagram basics, statistics homework help

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AvpNafjre

Mathematics

Description

I need help with this question, especially with explaining the technical terms behind the various events (union, complement, etc)

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1. In the figure below, C is the event that an ore contains copper and U is the event that it contains uranium. Explain in words what events are represented by (a) regions 1, 2, 3, and 4 (individually); (b) regions 1 and 3 together; (c) regions 3 and 4 together; (d) regions 1, 2, and 3 together? C U 2 | 1 3
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Explanation & Answer

Attached. Let me know if you need me to explain more, or if you have any questions.

(a) Region 1:
This region is the intersection of the sets C and U, since it is the common region. Which means
this region represents the event that an ore contains both copper and uranium.
Region 2
This region is inside C but outside U. That is this region with elements that are in C, but not in U
(that is only C). Hence this region represents the event that an ore contains only copper (no
Uranium).
Region 3:
This region is inside U and outside C. That is this region has elements that are in U, b...


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