Question

If an experiment investigates the impact of both font size and color on user reading speed, how many independent variables are there?

a.

1 independent variable

b.

2 independent variables

c.

3 independent variables

d.

4 independent variables

Posted under Human Computer Interaction

Answer: (b).2 independent variables Explanation:In this case, font size and color are two independent variables being investigated.

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Q. If an experiment investigates the impact of both font size and color on user reading speed, how many independent variables are there?

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