{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

histogram

histogram - [STEPS OF PLOTTING HISTOGRAM To plot a...

This preview shows pages 1–2. Sign up to view the full content.

August 28, 2007 [ STEPS OF PLOTTING HISTOGRAM ] To plot a histogram, you have to specify bins and their ranges. But the bins are actually determined by the person who is to plot the histogram, so are the ranges. For what I did, take the homework 1.31 as an example. 1. Decide the overall range of your bins. I found, after sorting the data, I found the smallest amount of return was -23, and the largest was 12.5. Namely, the overall range of all the security returns is from -23 to 12.5. So, I set up my overall range of bins to be from -25 to 15, since I want to make it a little bit wider than the exact range of security returns, which are the data I was investigating. The reason was to make the histogram neater, that I set my overall range of bins wider than the exact overall range of security return. 2. Decide the range of each bin. Since I have set the overall range of my bins, I am going to determine the range of each bin. Personally, I don't want to make the amount of bins too small, otherwise some statistical

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

Page1 / 2

histogram - [STEPS OF PLOTTING HISTOGRAM To plot a...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online