![]() | Project title | Left-handedness![]() ![]() |
Difficulty Level | Elementary school | |
Project page |  Click here to view this science project | |
Description | ||
This survey was conducted to find out typically how many persons in the same age group will be left-handers. | ||
Instructions preview | ||
1. For this experiment, the independent variable is the student’s class. The dependent variable is the number of kleft-handers. This is verified by observing them when they write their names. The constants (control variables) are the age of the students and the gender ratio (the ratio between boys and girls) of the students. You should ensure that the classes consist of students of the same age, and an equal mix of boys and girls. 2. Two classes will be visited each day. 3. The students are requested to write their names in the registration book one at a time. ..... |