Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_11647327_2 ( marginal_ordinary_income_tax_rate VARCHAR, single VARCHAR )

### Question ###
What is the amount of marginal ordinary income tax rate for single in which the range is $8,351 $33,950?

### Accurate SQL ###

SELECT COUNT(marginal_ordinary_income_tax_rate) FROM table_11647327_2 WHERE single = "$8,351– $33,950"