Mathmo14159

by Mathmo14159

39 subscribers

288,325 video views

0:10

8 months ago

maths teacher.avi

This man is waking up today realising he's a Maths teacher... From the Armando Iannucci Shows.

67 views

Mathmo14159 uploaded

0:11

2 years ago

89 Ball Break

This is a short clip of United States Junior Champion Richard Barney breaking a rack of 89 balls. Just a little goofin' off before leaving to play ...

tophernum1 • 1,420,610 views

Mathmo14159 commented:

Surely it's 91 balls...?

1:46

3 years ago

y-on-x Regression (Casio fx85ES)

Using the Stats mode on the Casio fx85ES calculator to find the y-on-x linear regression line (with the Product Moment Correlation Coefficient thro...

17,370 views

Mathmo14159 commented:

Coldplay - Clocks

1:19

3 years ago

Standard Deviation and Mean (Casio fx85ES)

Using the Stats mode on the Casio fx85ES calculator to find the population standard deviation and mean

85,452 views

Mathmo14159 commented:

Choice 3 (x-sigma-n) is for calculating population SD when you know all of the pieces of data in the population.

Choice 4 (x-sigma-(n-1)) is for estimating the population SD when you have only a sample of that population.

Which of these to use has nothing to do with the size of the set of data. ...

3:32

3 years ago

Snooker Flukes

Some of them were actually really good shots but most we pure luck.

husaini1978 • 339,177 views

Mathmo14159 commented:

Alan McManus, I think...

1:33

3 years ago

Binary Counter

Using a wooden binary counter to demonstrate the binary numbers from 0 to 63 (in base 10)

29,665 views

Mathmo14159 commented:

A "bit" is short for "binary digit".

The number in the video is 6 bits, which allows 2^6 = 64 different values.

Adding another bit would double the number of available digits. Two more would make a "byte" (one byte = 8 bits).

Decimal digits are the 0-9 numbers that we use every day.