Given n = 2500 and = 0.86, find the margin of error E that corresponds to a 99% confidence level.

How do you convert 1.27 to a percentage

Triangle abc has side lengths: ab = 3.5  cm, bc = 2.4 cm, and ac = 4.2 cmδabc ≅ δhjkwhat is the length of side hj?

The students in a class were asked how many siblings they have. the data obtained is represented in the dot plot. the number of students who have no siblings is . the number of students who have three or more siblings is .