Nasdaq overpriced?

With the index trading above its record high of the year plus the strong dollar signal, investors are anxiously waiting for the Fed's interest rate decision, in order to determine whether to invest or hold liquid cash in low risk securities, I.e Bonds...This anxiety, fuelled by a stronger dollar sees investors opting to hold their cash and sell off their stock while awaiting for this decision. This move also allows them to avert risks during stock buy backs.