On a standardized test, Ann received a score of 85, which was exactly 2 standard deviations about the mean. If the standard deviation for the test is 4, what is the mean for this test?

Answer 1

I assume you meant

exactly 2 standard deviations above the mean

So, 2 std's = 8, making the mean 85-8 = 77

Answer 2

which fraction is between 0 and 2/4 !!!!!!!!!!!