US STOCKS-Tech, housing help lift Wall St as investors await Fed
* Nasdaq touches record intraday high
* New single-family home sales unexpectedly rise in July
* Investors await Fed Chair Yellen's Friday speech
* Indexes up: Dow 0.13 pct, S&P 0.26 pct, Nasdaq 0.36 pct (Updates to mid-afternoon trading, changes byline)
By Chuck Mikolajczak
Aug 23 (Reuters) - U.S. stock advanced on Tuesday, as gains in the tech sector helped lift the Nasdaq to a record intraday high and solid housing market data provided more evidence the economy may be strengthening.
With the U.S. earnings season winding down, investors are also assessing the likelihood of an interest rate hike in the coming months.
Federal Reserve Chair Janet Yellen's speech on Friday at Jackson Hole will be scrutinized for clues on the timing of a rate hike, especially after some Fed policymakers in recent days hinted at the possibility of a hike in the near-term.
The meeting, which includes central bankers from across the world, will begin on Thursday and has traditionally been a platform for the Fed to signal the direction of monetary policy. Continuación...