Kcha+Wiki+Assignment+2

Name: Kevin Cha Date of Submission: November 8, 2010 Due Date: November 10, 2010 Date Assigned: October 31, 2010 Block G Wiki Assignment 2 Page number: #44 Problem Number: 4.1 and follow ups 1~3

4.1 If you know how long person's arm span is, can you know how long his or her height is?

You can because if your arm span is 130cm your height is about that long. There is graph below. 4.1 Follow Ups

1. How many classmates are on this data? What is true about arm span and height?

There are 17 classmates in this data. The arm span length is almost same as height. Some classmate's arm span length and height is exactly the same.

2. What is true about classmate who is below the diagonal line if the diagonal line is drew?

In my graph since the horizontal axis is arm span and vertical axis is height, when a student is below the line, that means that they're arms are longer than their height.

3. What is true about classmate who is above the diagonal line if the diagonal line is drew?

In my graph it when somebody is above the diagonal line, the horizontal axis is arm span length and vertical axis is height, that means your arms are smaller than your height.