PLEASE HELP WITH THIS PSYCHOLOGY COURSE QUESTION Imagine that you tested 20 high school students (15 male, 5 female). Twelve males and four females reported feeling a calming effect after exposure to the color blue.

In two to three sentences, explain how you could repeat this test in a different way to prove that the design was internally valid and reliable.

the answer is 100. i just did this lesson and got a 100% on it. : )

-fishtank

in most common fires, oxygen is needed for an oxidation reaction to takes place. the combination of oxygen with any element as fuel can create fire and combustion will occur especially if wood, light materials and other combustible things are combine with oxygen.

the answer is the index of refraction of the second medium is higher. i just took the test.