<?xml version="1.0" encoding="UTF-8" ?><!-- generator=Zoho Sites --><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom" xmlns:content="http://purl.org/rss/1.0/modules/content/"><channel><atom:link href="https://www.dataanalyst101.com/blogs/advanced/feed" rel="self" type="application/rss+xml"/><title>Data Analyst 101 - Blog , Advanced</title><description>Data Analyst 101 - Blog , Advanced</description><link>https://www.dataanalyst101.com/blogs/advanced</link><lastBuildDate>Thu, 25 Sep 2025 21:00:41 -0700</lastBuildDate><generator>http://zoho.com/sites/</generator><item><title><![CDATA[Avoid Vanity Metrics]]></title><link>https://www.dataanalyst101.com/blogs/post/avoid-vanity-metrics</link><description><![CDATA[As a data analyst you will be analyzing lot of datasets. All datasets cannot generate equal impact and value.&nbsp; If analysis focuses on data and met ]]></description><content:encoded><![CDATA[<div class="zpcontent-container blogpost-container "><div data-element-id="elm_M9Fcney_Tva1_qvWB7IPMw" data-element-type="section" class="zpsection "><style type="text/css"></style><div class="zpcontainer-fluid zpcontainer"><div data-element-id="elm_u8kSDmMjTAKOy1sv7IyAfw" data-element-type="row" class="zprow zprow-container zpalign-items- zpjustify-content- " data-equal-column=""><style type="text/css"></style><div data-element-id="elm_SmJLUhKrTbea193t0btiTw" data-element-type="column" class="zpelem-col zpcol-12 zpcol-md-12 zpcol-sm-12 zpalign-self- "><style type="text/css"></style><div data-element-id="elm_gJf3yL_BRZOq87_LWbZPKQ" data-element-type="text" class="zpelement zpelem-text "><style> [data-element-id="elm_gJf3yL_BRZOq87_LWbZPKQ"].zpelem-text { border-radius:1px; } </style><div class="zptext zptext-align-center " data-editor="true"><p style="text-align:left;">As a data analyst you will be analyzing lot of datasets. All datasets cannot generate equal impact and value.&nbsp;</p><p style="text-align:left;"><br></p><p style="text-align:left;">If analysis focuses on data and metrics that may not generate any business value then effort spent in analysis is a wasted investment. Data analyzed should establish a baseline, set a target and enable you to track progress towards a target.<br></p><p style="text-align:left;"><br></p><p style="text-align:left;">As an example, measuring monthly personal expenses without any action is not useful.&nbsp;</p><p style="text-align:left;">- Based on measurement of expenses for a few months, average expenses can be set as a baseline</p><p style="text-align:left;">- A target should be set to reduce average expenses by 10-20% of baseline</p><p style="text-align:left;">- On a monthly basis progress can be tracked&nbsp;</p><p style="text-align:left;"><br></p><p style="text-align:left;">We recommend reading following articles for more examples.</p><p style="text-align:left;"><br></p><p style="text-align:left;"><a href="https://blog.hubspot.com/vanity-metrics-to-stop-measuring-and-better-alternatives" title="Vanity Metrics" target="_blank" rel="">Vanity Metrics</a></p><p style="text-align:left;"><a href="https://www.tableau.com/learn/articles/vanity-metrics" title="Definition of Vanity Metrics" target="_blank" rel="">Definition of Vanity Metrics</a></p></div>
</div></div></div></div></div></div> ]]></content:encoded><pubDate>Sun, 25 Oct 2020 16:45:27 -0700</pubDate></item><item><title><![CDATA[Big Data of Human Events]]></title><link>https://www.dataanalyst101.com/blogs/post/Big-Data-of-Human-Events</link><description><![CDATA[<img align="left" hspace="5" src="https://www.dataanalyst101.com/bigdata_events.jpeg"/>Is Astrology/Horoscope a science? With increasing confidence in predictive algorithms and machine learning, will we think about it differently? Imagine ]]></description><content:encoded><![CDATA[<div class="zpcontent-container blogpost-container "><div data-element-id="elm_I6tJ3StZSMu6_YJnlYxZeg" data-element-type="section" class="zpsection "><style type="text/css"></style><div class="zpcontainer-fluid zpcontainer"><div data-element-id="elm_aXiQwFlWT5G0e-BYnD1M0Q" data-element-type="row" class="zprow zprow-container zpalign-items- zpjustify-content- " data-equal-column=""><style type="text/css"></style><div data-element-id="elm_8kA5l1X0TCqsFSS-yOinyA" data-element-type="column" class="zpelem-col zpcol-12 zpcol-md-12 zpcol-sm-12 zpalign-self- "><style type="text/css"></style><div data-element-id="elm_MNy6TPjTRs-R0Cq6HynWvg" data-element-type="text" class="zpelement zpelem-text "><style> [data-element-id="elm_MNy6TPjTRs-R0Cq6HynWvg"].zpelem-text { font-size:10px; border-radius:1px; } [data-element-id="elm_MNy6TPjTRs-R0Cq6HynWvg"].zpelem-text :is(h1,h2,h3,h4,h5,h6){ font-size:10px; } </style><div class="zptext zptext-align-left " data-editor="true"><p style="font-size:20px;">Is Astrology/Horoscope a science? With increasing confidence in predictive algorithms and machine learning, will we think about it differently?<br></p><p style="font-size:20px;"><br>Imagine a repository of Big Data that contains all human events along with their information.</p><ul><li><span style="font-size:20px;">Birth date, place of birth, time of birth, gender, life events both positive and negative captured for billions of people along with age of the individual when the event occurred</span></li><li><span style="font-size:20px;">personality traits that are observable including preferences</span></li><li><span style="font-size:20px;">Also add place of birth, date of birth of parents as parameters to include</span></li></ul><p style="font-size:20px;"><br>Imagine enriching that data with planetary positions for each and every second</p><ul><li><span style="font-size:20px;">Time dimension of data which repeats every few years</span><br></li></ul><p style="font-size:20px;"><br>Run algorithms to correlate all the above information, you may have enough sample size for every individual to see a pattern of events.</p><p style="font-size:20px;"><br>Currently we don’t have access to algorithms that were used to come up with predictions but only predictions with some limited parameters like date and time of birth. This is leading us to come up with general predictions which have higher statistical error?</p><p style="font-size:20px;">It will be interesting to see what happens when big data predictions mature and someone does a research in this area.</p><p style="font-size:20px;"><br>Can this be extended to palmistry as well? Use visual data to correct above big data to see patterns?</p><p><span style="color:inherit;"></span></p><p style="font-size:20px;"><br>We will continue to update this article with more references and please feel free to comment if you come across any relevant articles/research.</p><p style="font-size:20px;"><br></p><p style="font-size:20px;">Related Articles:</p><p style="font-size:20px;"><a href="https://undsci.berkeley.edu/article/astrology_checklist" title="Astrology Checklist" target="_blank" rel="">A</a><a href="https://undsci.berkeley.edu/article/astrology_checklist" title="Astrology Checklist" target="_blank" rel="">strology Checklist</a><br></p><p style="font-size:20px;"><a href="https://en.wikipedia.org/wiki/Astrology_and_science" title="Astrology on Wikipedia" target="_blank" rel="">Astrology on Wikipedia</a></p><p style="font-size:20px;"><br></p><p style="font-size:20px;"><br></p></div>
</div></div></div></div></div></div> ]]></content:encoded><pubDate>Wed, 02 Sep 2020 03:08:12 -0700</pubDate></item></channel></rss>