If he did a withdrawal from an IRA that was taxed then it is reflected on the tax return as taxable income and counted as part of the AGI.
You can still get the Excelsior scholarship if income was under $100,000
It covers tuition at NYS schools. Ask your school about it.
You might have to get a job this summer and maybe take your student loan. Can your parents help?
With the scholarships and Excelsior, can you afford your school?