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	<id>https://wikimd.com/index.php?action=history&amp;feed=atom&amp;title=Expectation</id>
	<title>Expectation - Revision history</title>
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	<updated>2026-04-06T19:40:13Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>https://wikimd.com/index.php?title=Expectation&amp;diff=6530332&amp;oldid=prev</id>
		<title>Prab at 18:29, 18 March 2025</title>
		<link rel="alternate" type="text/html" href="https://wikimd.com/index.php?title=Expectation&amp;diff=6530332&amp;oldid=prev"/>
		<updated>2025-03-18T18:29:49Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 18:29, 18 March 2025&lt;/td&gt;
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&lt;/table&gt;</summary>
		<author><name>Prab</name></author>
	</entry>
	<entry>
		<id>https://wikimd.com/index.php?title=Expectation&amp;diff=6505538&amp;oldid=prev</id>
		<title>Prab: CSV import</title>
		<link rel="alternate" type="text/html" href="https://wikimd.com/index.php?title=Expectation&amp;diff=6505538&amp;oldid=prev"/>
		<updated>2025-03-17T11:31:15Z</updated>

		<summary type="html">&lt;p&gt;CSV import&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 11:31, 17 March 2025&lt;/td&gt;
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&lt;/table&gt;</summary>
		<author><name>Prab</name></author>
	</entry>
	<entry>
		<id>https://wikimd.com/index.php?title=Expectation&amp;diff=6233071&amp;oldid=prev</id>
		<title>Prab: CSV import</title>
		<link rel="alternate" type="text/html" href="https://wikimd.com/index.php?title=Expectation&amp;diff=6233071&amp;oldid=prev"/>
		<updated>2025-02-10T17:04:48Z</updated>

		<summary type="html">&lt;p&gt;CSV import&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 17:04, 10 February 2025&lt;/td&gt;
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&lt;/table&gt;</summary>
		<author><name>Prab</name></author>
	</entry>
	<entry>
		<id>https://wikimd.com/index.php?title=Expectation&amp;diff=5880541&amp;oldid=prev</id>
		<title>Prab: CSV import</title>
		<link rel="alternate" type="text/html" href="https://wikimd.com/index.php?title=Expectation&amp;diff=5880541&amp;oldid=prev"/>
		<updated>2024-06-01T22:49:27Z</updated>

		<summary type="html">&lt;p&gt;CSV import&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;&amp;#039;&amp;#039;&amp;#039;Expectation&amp;#039;&amp;#039;&amp;#039; is a concept that can be understood in various contexts, including [[psychology]], [[statistics]], and [[philosophy]]. It generally refers to the anticipation or belief about the occurrence of a future event or outcome.&lt;br /&gt;
&lt;br /&gt;
==In Psychology==&lt;br /&gt;
In [[psychology]], expectation refers to a belief about what will happen in the future. Expectations can significantly influence human behavior and emotions. For example, positive expectations can lead to [[optimism]] and increased motivation, while negative expectations can result in [[anxiety]] and [[depression]].&lt;br /&gt;
&lt;br /&gt;
===Self-Fulfilling Prophecy===&lt;br /&gt;
A notable concept related to expectation in psychology is the [[self-fulfilling prophecy]]. This occurs when a person&amp;#039;s belief or expectation about a situation influences their behavior in a way that causes the expectation to come true. For instance, if a teacher expects a student to excel, they may provide more support and encouragement, leading to improved performance by the student.&lt;br /&gt;
&lt;br /&gt;
==In Statistics==&lt;br /&gt;
In [[statistics]], expectation is a fundamental concept used to describe the average or mean value of a random variable. The expected value is calculated by taking the sum of all possible values of the variable, each multiplied by its probability of occurrence.&lt;br /&gt;
&lt;br /&gt;
===Mathematical Definition===&lt;br /&gt;
The expected value \(E(X)\) of a random variable \(X\) is defined as:&lt;br /&gt;
\[ E(X) = \sum_{i} x_i P(x_i) \]&lt;br /&gt;
where \(x_i\) represents the possible values of \(X\) and \(P(x_i)\) is the probability of \(x_i\).&lt;br /&gt;
&lt;br /&gt;
==In Philosophy==&lt;br /&gt;
In [[philosophy]], expectation can be related to the concept of [[hope]] and [[anticipation]]. Philosophers may explore the nature of expectation, its ethical implications, and its role in human experience.&lt;br /&gt;
&lt;br /&gt;
==Related Pages==&lt;br /&gt;
* [[Psychology]]&lt;br /&gt;
* [[Statistics]]&lt;br /&gt;
* [[Self-fulfilling prophecy]]&lt;br /&gt;
* [[Optimism]]&lt;br /&gt;
* [[Anxiety]]&lt;br /&gt;
* [[Depression]]&lt;br /&gt;
* [[Hope]]&lt;br /&gt;
* [[Anticipation]]&lt;br /&gt;
&lt;br /&gt;
==Categories==&lt;br /&gt;
[[Category:Psychology]]&lt;br /&gt;
[[Category:Statistics]]&lt;br /&gt;
[[Category:Philosophy]]&lt;br /&gt;
&lt;br /&gt;
{{Psychology-stub}}&lt;br /&gt;
{{Statistics-stub}}&lt;br /&gt;
{{Philosophy-stub}}&lt;/div&gt;</summary>
		<author><name>Prab</name></author>
	</entry>
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