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notsponge [240]
3 years ago
13

A new sunscreen has been devoloped that is supposed to be more effective at preventing sunburn. 30 participants spray one arm wi

th the new formula, and spray the other arm with the leading formula. After 4 hours in the sun, their skin is evaluated for any redness. What are the variables
Biology
1 answer:
Step2247 [10]3 years ago
7 0

Answer:

Independent Variable  4 hours in the sun

Dependent Variable   30 Arms with the new formula.

Experimental group  The 30 participants

Control group The arms without the new formula.

Explanation:

It matches the definitions of the variables? idk lol

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