Which statement best describes the effect of the confounding variable?

Mathematics

2 answers:

Mama L [17]3 years ago

7 0

Answer:

(D) Because vehicles of different sizes may respond differently to the additive, it may be difficult to conclude whether the additive improves gas mileage for all vehicles.

ED2021

DiKsa [7]3 years ago

6 0

Answer:

Step-by-step explanation:

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