Answer: The data set is centered around the mean.
Answer:
D. That something is so different from anything else that its unique.
Explanation:
A metaphor is a figure of speech in which a word or phrase is applied to an object or action to which it is not literally applicable. So D is just the only one that makes sense.
i'm sorry i have no idea :/
A polyatomic ion is a group of atoms bond by covalent bonds with an unbalanced charge. A binary ionic compound is composed of atoms of two elements bond by an ionic bond.