### Calculating reduced chi square

Posted:

**November 02 2018**Hi,

I want to calculate reduced chi square for some cosmological model using Planck TT and low l 2015 data.

Can anyone tell me what should be the no. of data points for that?

Thanks and regards,

Archita

I want to calculate reduced chi square for some cosmological model using Planck TT and low l 2015 data.

Can anyone tell me what should be the no. of data points for that?

Thanks and regards,

Archita