Top 6 Data Analysis Techniques

  • Ashesh Anand
  • Aug 26, 2021
  • Big Data
Top 6 Data Analysis Techniques title banner

Understanding how to evaluate and extract genuine meaning from our company's digital insights is one of the key drivers of success in our data-rich age. 

 

Knowing how to extract, select, organize, and make sense of all of this potentially business-boosting data may be a minefield with so much data and so little time – but online data analysis is the solution.

 

 

What is Data Analysis?

 

Cleansing, converting, and modeling data to uncover relevant information for corporate decision-making is characterized as data analysis. Data analysis' goal is to extract meaningful information from data and make decisions based on that knowledge.

 

It is the systematic use of statistical and logical approaches to define the extent of the data, modularize the data structure, compress the data representation, display using images, tables, and graphs, and assess statistical tendencies, probability data, to draw meaningful conclusions.

 

For Example - When we make a decision in our daily lives, we think about what happened the last time or what would happen if we make that specific option. Analyzing our history or future and making judgments based on it is what this is all about. Logistics, threat and scam detection, consumer engagement, city planning, healthcare, web search, digital marketing, and more are all examples of how data analysis is employed. 

 

In the case of healthcare, as we have seen recently with the outbreak of the pandemic, Coronavirus facilities are struggling to cope with the strain of treating as many patients as possible. Using data analysis to monitor machinery and data consumption in such circumstances enables efficiency gains.

 

 ( Also Read - Types of Data Analysis )


 

Importance Of Data Analysis 

 

If your business isn't expanding, you'll need to take a step back and identify your mistakes before devising a new strategy to avoid repeating them. Even if your firm is thriving, you must strive to expand it even more.

 

Any effective company plan relies heavily on data analytics. How do data analysts, on the other hand, convert raw data into anything useful? Depending on the sort of data and the sort of insights they aim to discover, data analysts employ a variety of methodologies and procedures.


 

Some of the most implemented Data Analysis Techniques are :

 

  1. Regression Analysis

 

The link between a collection of variables is estimated using Regression Analysis. Modeling the connection between a dependent variable and one or more independent variables is how this approach works. Linear, multiple, logistic, ridge, non-linear, life data, and other regression models exist.

 

When you perform a Regression Analysis, you're searching for a connection between a dependent variable (the variable or result you want to evaluate or anticipate) and any number of independent variables (factors that may have an impact on the dependent variable).

 

The goal of Regression Analysis is to figure out how one or more factors may influence the relying variable to spot patterns and trends. You can predict probable outcomes and make better business decisions in the future by knowing each variable's relationship and how it developed in the past.

 

 

  1. Factor Analysis

 

Factor analysis, often known as "dimension reduction," is a form of data analysis that describes variability among linked variables in terms of a smaller number of unobserved variables called factors.

 

This method aids in determining whether or not a group of variables has any link. Other elements or variables that define the patterns in the relationship between the initial variables are revealed as a result of this procedure.

 

Factor analysis progresses to effective grouping and classification techniques. It is based on the idea that several distinct, observable variables are related to one another because they are all linked to the same underlying concept. Not only does this assist to compress enormous datasets into simpler, more comprehensible samples, but it also aids in the discovery of hidden trends.

 

For more about Factor Analysis, we recommend you to check out this Practical Guide.

 

 

  1. Descriptive Analysis

 

The descriptive analysis technique is the foundation of every analytic process, and it seeks to answer the question, "What happened?" It accomplishes this by organizing, processing, and analyzing raw data from a variety of sources in order to transform it into useful business information.

 

Descriptive analysis takes into account historical data, KPIs, and describes performance against a set of benchmarks. It considers previous trends and how they could impact future results.

 

It is critical to do descriptive analysis since it helps you to display your data in a relevant way. Although it is important to note that this analysis will not help you to forecast future events or provide answers to queries such as why something occurred, it will organize your data and make it suitable for further research. Descriptive analysis can be used with either whole or partial sets of numerical data. In continuous data, it shows means and deviations; in categorical data, it shows percentages and frequencies.


This image depicts different Data Analysis Methods such as Qualitative Analysis, Quantitative analysis, Text Analysis, Statistical Methods, Diagnostic Analysis, Predictive Analysis, Perspective Analysis.

Different types of Data Analysis Methods


  1. Cohort Analysis

 

The dispersion of data collection across a large area. This method helps data researchers to figure out how variable the variables under investigation are. This sort of data analysis approach examines and compares a specific section of user activity, which may then be grouped with others with similar traits, using past data. It is feasible to obtain a wealth of insight into customer demands or a strong grasp of a larger target group by employing this data mining approach.

 

(Also Read - Top 10 Data Mining Tools )

 

Cohort analysis may be quite valuable in marketing since it allows you to assess the impact of your efforts on certain consumer segments.

 

Google Analytics is a good place to start when using the cohort analysis approach. In this helpful article, you can learn more about the advantages and drawbacks of utilizing cohorts in GA.


 

  1. Cluster Analysis

 

The process of arranging a set of data items in such a way that they are more similar (in a certain sense) to one another than to those in other groups - thus the name "cluster."

 

Cluster analysis is an exploratory approach for identifying patterns in a dataset. 

 

Cluster analysis aims to organize similar data points into internal homogeneous and outwardly diverse groups (or clusters). This indicates that data points in one cluster are comparable to one another but not to data points in some other. Clustering is used as a preprocessing step for other algorithms or to obtain insight into how data is distributed in a dataset.

 

In an ideal world, marketers would be able to evaluate each client individually and provide the most tailored service possible, but let's face it, with such a vast customer base, this is unrealistically difficult. Clustering has a role in this. You can instantly optimize your efforts and provide your consumers the greatest experience depending on their requirements by dividing customers into clusters based on demographics, purchasing patterns, monetary value, or any other aspect important to your organization.

 

( Suggested Reading - Introduction to Statistical Data Analysis )

 

 

  1. Time Series Analysis

 

Measurements are stretched through time in this type of analysis, resulting in a time series, which is a collection of structured data. A statistical approach for identifying patterns and cycles across time is time series analysis. A collection of data points measuring the same variable at different periods in time is known as time-series data (for example, weekly sales figures or monthly email sign-ups). Analysts can anticipate how the variable of interest will change in the future by looking at time-related patterns.

 

The capacity to make accurate forecasts about the future is extremely valuable in the business world. Time series analysis and forecasting are widely utilized in a number of sectors, with stock market analysis, economic forecasting, and sales forecasting being the most popular. Depending on the data you're working with and the results you want to forecast, there are several distinct types of time series models.


 

Conclusion

 

There are several data analysis strategies available to you. It's critical to examine the type of data you have (is it qualitative or quantitative?) as well as the types of insights that would be beneficial in the given context when turning raw data into actionable insights. Data analysis is essential for any organization, whether it's launching a new enterprise, making marketing decisions, sticking to a specific course of action, or shutting down completely. The conclusions and statistical probabilities derived from data analysis aid in the making of the most important choices by eliminating any human bias.

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