Which statement describes how to determine if a relation given in a table is a function?
if none of the output values are repeated, the relation is a function.
if none of the input values are repeated, the relation is a function.
if any of the input values are equal to the output values, the relation is a function.
if all the output values are paired with the same input value, the relation is a function.
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17. a researcher measures three variables, x, y, and z for each individual in a sample of n = 20. the pearson correlations for this sample are rxy = 0.6, rxz = 0.4, and ryz = 0.7. a. find the partial correlation between x and y, holding z constant. b. find the partial correlation between x and z, holding y constant. (hint: simply switch the labels for the variables y and z to correspond with the labels in the equation.) gravetter, frederick j. statistics for the behavioral sciences (p. 526). cengage learning. kindle edition.

How long must $542 be invested at a rate of 7% to earn $303.52 in interest? in a easier way

Find the value of x for which line a is parallel to line b