The average is a number that represents many other numbers in a distribution. The average is not unique because different distributions: 1, 2, 3, 4, 5; 2, 3, 4; and 1, 3, 5 can all have the same average.

The other day, Echoes told you 'The Average Story of the Average'. Today, Echoes talks about a special average, the

Had I been alive today, I would have celebrated my 100th birthday on September 13, 2016 with all of you. As you know, I left the world on November 23, 1990 when I was 74.

We all want to be normal. The irony, though, is nobody wants to be average. Yet, this very benchmark, the average, is our constant companion from the moment we realise anything in life to the moment we stop realising everything.

Who do you get when you mix the left hand bat of a Graeme Pollock with the left and right arm pace of a Wasim Akram and a Glen McGrath?

In the mid-1960s, psychedelic and progressive rock was emerging in the underground clubs in London. In 1965, Pink Floyd formed. By 1967, Syd Barrett, its co-founder, brought a breath of fresh air with Arnold Layne and See Emily Play.

A good two hours before the clock struck midnight in the transition between Jun 18 and Jun 19, 2016, the newsfeed on my Facebook profile started to flood.

I had the good fortune of participating in a 1999 BBC poll that asked people in the UK: who is the most influential sport personality of the 20th Century?

One of the most influential poet-singers of the last century, Bob Dylan celebrated his diamond jubilee (75 years) birthday on May 24, 2016.

The boy arranged the numbers from 1 to 50. For the next 50, he reversed the order from 100 to 51. Each pair adds to 101.

During the Silver Jubilee of The Daily Star, I realised, my first write-up was published in the paper in August 1993, almost 23 years ago.

On Christmas 1991, Tim Berners Lee gave the world a gift. He decided not to patent the World Wide Web. This had a phenomenal effect.

On the first day of 2016, the Education Minister, Nurul Islam Nahid, flew balloons from the playground of Government Laboratory High School in Dhaka.

It was 1971. Like many of his generation, Abul Umrah Mohammad Fakhruddin found himself at a crossroads of history. Guided by fate,

Zahiruddin Muhammad Babur was the patriarch of the Mughal Empire. His son Nasiruddin Muhammad Humayun carried the mantle for his son Abul Fatah Jalaluddin Muhammad Akbar.

People have celebrated New Year either at the beginning of their solar or lunar calendar; or when nature sent fresh air.

Make a YouTube search: “SD Burman Cover Bangla”. See how many artistes have sung covers of Sachin Dev Burman's Bangla songs.

Nemesis learned that Narcissus refused the love of Echo. To punish him, she tricked Narcissus to a pool of water where for the first time he saw his own image as a reflection.

For Muhammad Ali, 1974 was a big year. That year he fought an epic fight against George Foreman for the Heavyweight Champion title that was taken away from him in 1967. The fight was known as The Rumble in the Jungle.

In November 1951, Hugh Beaver, then CEO of Guinness Breweries went shooting birds with friends at County Wexford in Ireland.