Posted by **Confused Grace** on Monday, March 22, 2010 at 8:45pm.

You are required to plan and design an investigation to test the following hypothesis

Black inks from three different brands of permanent makers contains different dyes.

I want to know how to go about doing this lab

What Aim must be use?

What is the Hypothesis?

What are the Apparatus and Materials that would be used?

What is the Method that must be follow?

What are the Expexted Results that may occur?

What are the Treatment of result?

Assuption about the lab

What are Sources of error that may occur?

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