Select the correct answer. x probability 0 0.2 1 0.1 2 0.4 3 0.2 4 0.1 the probability distribution of x, a discrete random variable, is given in the table. what is the expected value of x? a. 0.8 b. 1.9 c. 2 d. 5

B. 1.9

Step-by-step explanation: I got this right on Edmentum

step-by-step explanation:

f(x)=2x^2 -1 

translation is a function transformation that transform the function in a way of translating. by translating the function its graph is moved  up an down. moving the function f(x) 2 units to the left will be the new function g(x) with the equation: g(x)=f(x+2)=2(x+2)^2 -1