A test was given to 120 students, and the scores approximated a normal distribution If the mean score was 72 with a standard deviation of 7, approximately what percent of the
scores were 65 or higher?

Abakery recorded the number of muffins and bagels it sold for a seven day period. for the data presented, what does the value of 51 summarize? a) mean of bagels b) mean of muffins c) range of bagels d) range of muffins sample # 1 2 3 4 5 6 7 muffins 61 20 32 58 62 61 56 bagels 34 45 43 42 46 72 75

Find the condition that the zeros of the polynomial f(x) = x^3+3px^2+3px+r may be in a.p.

Solve for x and select the correct answer