# How Do I Calculate Class Width?

A frequency distribution is a table of data detailing the frequency with which certain characteristics appear in a sample population. For example, you could make a frequency distribution of the hei...
Read More »

http://www.ehow.com/how_8516043_do-calculate-class-width.html

## How to Calculate Diagonal Length and Width?

Using geometry allows you to find the length of the diagonals in a rectangle or square without measuring. A diagonal reaches from one corner of the shape to the corner farthest from it. A rectangle...
Read More »

http://www.ehow.com/how_8142384_calculate-diagonal-length-width.html

## How to Calculate the Width of a Rectangle Using the Diagonal?

To calculate the width of a rectangle using the diagonal you need to use the Pythagorean Theorem. The diagonal will cut the rectangle into two triangles. The Pythagorean Theorem is the formula "A" ...
Read More »

http://www.ehow.com/how_6821869_calculate-width-rectangle-using-diagonal.html

## Why the width of the rail road is built smaller than the width of the train cargo?

Another thought on this: The other answerers have dealt very well with the physics of the matter. One additional consideration is that the smaller the track gauge the cheaper it was to build. For ...
Read More »

http://answers.yahoo.com/question/index?qid=20110617225858AAdWTIQ

## How to Calculate Class Interval?

Any data set accumulated for statistical purposes, such as the U.S. census, contains information that needs to be summarized and aggregated. It'd be impossible to list the attributes such as income...
Read More »

http://www.ehow.com/how_8382083_calculate-class-interval.html