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Test: SAT Math
1. | A function f(x) = 3x + 2 is defined for all values of x. What is the average value of the function when x can only take the values {–1, 0, 2, 5, 9}, each with equal probability? |
13
9
11
6
3
Alexandra
Certified Tutor
Certified Tutor
Emerson College, Bachelor of Fine Arts, Creative Writing. Georgia State University, Doctor of Philosophy, Astronomy.
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