the __ is the estimated total cost of completing one year as a full time student at a post secondary school

The answer is:

The cost of attendance is the estimated total cost of completing one year as a full time student at a post secondary school.

The cost of attendance or COA is the total cost to attend college from fall through spring basically one year. This includes tuition, room, books and schools supplies plus fees.

The annual fee of $ 9970 for state residents,$ 25620 for everyone else and $ 34740 for at private nonprofit colleges, is the estimated total cost of completing one year as a full time student at a post secondary school.