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20/12/2018 By WeirdGeek Leave a Comment

Importance of SQL for Data Science and Data Analysis

SQL or Structured Query language is the standard language used to query and manage relational database systems. In its initial days, it was called as “SEQUEL” but later changed to “SQL” due to trademark issues. As there are a lot of database systems are available based on SQL and they all have different extensions, different structure, function […]

Filed Under: Data Analytics, Data Science, SQL Server Tagged With: Data Analysis, Data Science, Microsoft SQL Server, SQL

17/12/2018 By WeirdGeek Leave a Comment

Performing Pareto Analysis using Tableau and Microsoft Excel

Pareto Analysis also called as 80/20 rule, is a decision-making technique which states that 80 % effects of things happen in the system, arises from 20 % causes. Consider below two examples to understand better: 80 % of your profit came from 20 per cent of Products you sold 80% of issues in your website/business […]

Filed Under: Data Analytics, Microsoft Excel Tagged With: Data Analysis, Microsoft Excel, Pareto Analysis

12/12/2018 By WeirdGeek Leave a Comment

13 Most Used Matplotlib Plots for Data Visualization in Data Science (with Python Codes)

Here in this post, we have shared  13 Matplotlib plots for Data Visualization widely used by Data Scientists or Data Analysts along with Python codes so that you can easily implement them side by side with us. Python’s Matplotlib library plays an important role in visualizing and serve as an important part for an Exploratory Data […]

Filed Under: Data Analytics, Data Science, Python Tagged With: Data Analysis, Data Science, Matplotlib, Python

25/11/2018 By WeirdGeek Leave a Comment

Top 20 Advanced Excel formulas for Data Analysis

Recently released Microsoft Excel 2016 version has 484 functions, out of these, 360 existed prior to Excel 2010. Here in this post, i have gathered most used advanced Excel formulas for Data Analysis in industry. Microsoft Excel since after released in 1987 and after version 5 which was released in 1993, became the widely applied spreadsheet […]

Filed Under: Data Analytics, Microsoft Excel Tagged With: Data Analytics, Microsoft Excel

24/11/2018 By WeirdGeek Leave a Comment

Creating Time Series with Line Charts using Python’s Matplotlib library

In this post, we will see how we can create Time Series with Line Charts using Python’s Matplotlib library. Basically, in Data Visualization, Time series charts are one of the important ways to analyse data over a time. In general, any chart that shows a trend over a time is a Time series chart and usually […]

Filed Under: Data Analytics, Python Tagged With: Line Chart, Matplotlib, Time Series

24/11/2018 By WeirdGeek Leave a Comment

Plotting multiple histograms with different length using Python’s Matplotlib library

In my previous posts, we have seen how we can plot stacked histogram (filled) and a stacked Step histogram (unfilled). In this post, we will see how we can plot multiple histograms with different length using Python’s Matplotlib library on the same axis. Basically, Histograms are a graphical representation of a frequency distribution of numerical data and it’s a […]

Filed Under: Data Analytics, Python Tagged With: Histogram, Matplotlib, Multiple Histogram, Python

24/11/2018 By WeirdGeek Leave a Comment

Plotting Stacked Step histogram (unfilled) using Python’s Matplotlib library

In my previous posts, we have seen how we can plot stacked histogram (filled) and a stacked bar graph. In this post, we will see how we can plot a stacked Step histogram (unfilled) using Python’s Matplotlib library. Basically, Histograms are a graphical representation of a frequency distribution of numerical data and it’s a great visualizing tool for quickly […]

Filed Under: Data Analytics, Python Tagged With: Data Analysis, Matplotlib, Python

23/11/2018 By WeirdGeek Leave a Comment

Plotting stacked histogram using Python’s Matplotlib library

In my previous posts, we have seen how we can plot multiple bar graph and stacked bar graph. In this post, we will see how we can plot a stacked histogram using Python’s Matplotlib library. First of all, to create any type of histogram whether it’s a simple histogram or a stacked histogram, we need to import […]

Filed Under: Data Analytics, Python Tagged With: Matplotlib, Python, Stacked Histogram

23/11/2018 By WeirdGeek Leave a Comment

Plotting stacked bar graph using Python’s Matplotlib library

In my previous post, we have seen how we can plot multiple bar graph on a single plot. In this post, we will see how we can plot a stacked bar graph using Python’s Matplotlib library. A stacked bar graph also known as a stacked bar chart is a graph that is used to break down and compare parts […]

Filed Under: Data Analytics, Python Tagged With: Matplotlib, NumPy, Pandas, Python, Stacked Bar Graph

23/11/2018 By WeirdGeek 2 Comments

Plotting multiple bar graph using Python’s Matplotlib library

Here in this post, we will see how to plot a two bar graph on a different axis and multiple bar graph using Python’s Matplotlib library on a single axis. Let’s first understand what is a bar graph. We can use a bar graph to compare numeric values or data of different groups or we can say […]

Filed Under: Data Analytics, Python Tagged With: Matplotlib, Pandas, Python

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