For a long time companies have been using data, trying to make better decisions.

Analytics is a new buzzword to apply that process.
Let's pick some facts and figures and try to understand their problems and how analytics can be helpful for them.

Commercial Facts and Figures
Analysis: If Walmart must get a simple statistic of “the average dollar spent by a customer” for his store, he must check 4 billion transactions to get the figures.
Analysis: To determine the average duration of a call made within your network, you need to scan 8 billion calls of data (for just one day).
... What if you must generate some insight from this huge amount of data, you need Analysis of the data.

Common Issues/challenges

Financial institutions (for example Credit Card Companies):

How Analytics can solve the following common problems:
Retailers
FMCG Companies
Telecom
So the preceding discussed common problems involved with the efficient management using proper Analytics.

I hope this article helped you to understand the Importance of Analytics.