U.S. business investment spending plans fell for a seventh straight month in March, likely weighed down by a strong dollar and lower energy prices, suggesting the economy could struggle to strongly rebound from the first quarter's soft patch.

The dour report from the Commerce Department on Friday came on the heels of lukewarm data on retail sales, employment and housing starts that have hinted at insufficient growth momentum that could prompt the Federal Reserve to delay raising interest rates until later this year.