Question

In a study with a similar design
as the previous example, researchers
looked at the effects of nutrition on
reading ability. In Group A, children
ate at least three ounces of dark
green vegetables every day for one
month. In Group B, children were
fed of their regular diet. At the end
of the month, the children took a
reading comprehension test. Those
who ate the green vegetables every
day for one month (Group A) did not
vary in their test scores when
compared to Group B. What is the independent variable? why?​

Answer 1

Answer:

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Explanation:

bs