QUICK PLEASE PLEASE DONT GUESS! What is the best definition for “sample” as used in statistics?
A. the entire population of the group
B. a part of the population that represents the entire population
C. the difference between the maximum and minimum values observed
D. a measure of how much the values within a population vary

Plz 20 points polynomials 1: subtract and simplify (–y^2 – 4y – 8) – (–4y^2 – 6y + 3) 2: multiply and simplify 2x^2 y^3 z^2 · 4xy^4 x^2 3: multiply and simplify (x – 4) (x2 – 5x – 6)

Nour and rana are shopping for a christmas tree. they are deciding between 2 22 different types of trees (real and fake) and 4 44 colors for the ornaments (white, silver, gold, and purple). they each created a display to represent the sample space of randomly picking a type of tree and a color for the ornaments. whose display correctly represents the sample space?

Caitlin had 402. in her bank account.she withdrew $15.each week to pay for swimming lesson. she now has $237.