Let y = f(x) = x2 + 2. (a) Find the value of y when x is zero. (b) What is f(3)? (c) What values of x give y a value of 11? (d) Are there any values of x that give y a value of 1? 1

Psychology Wednesday Class Notes 09/02/2015 Placebo Placebo Effect o experimental effects that are caused by expectations about the intervention. Many Studies are double-blind Double-Blind o Neither participants nor research staff knows which participants are in the experimental...