Identify the true statement about the values of a correlation coefficient (r). (Check all that apply.) Multiple select question. When an r value is shown without a sign, the value is assumed to be negative. Numerically, r values can range from 1.0 to +1.0. The larger the absolute value of r, the weaker the relationship between two sets of scores. An r value of 0 points out that there is no relationship between two sets of scores