is anyone good at english here

if yes can you help me please
in this passage,

3.I find it ridiculous that 57% of high school students think their teachers assign too much homework.
does this passage require a citacion

if it does what is it and why should it be there

Question

is anyone good at english here

if yes can you help me please
in this passage,

3.I find it ridiculous that 57% of high school students think their teachers assign too much homework. 
does this passage require a citacion

if it does what is it and why should it be there

anonymous · Answer

When you but in  specific fact like 57% you should cite it yes