Covers analytical and numerical techniques used in scientific data analysis, including statistical analysis, error analysis, functional fitting, spectral analysis, image processing, and testing theoretical compliance. Examples are from space-based and ground-based astronomy. The computer laboratories are based on IDL which is introduced in the course. Prereqs. or coreqs., ASTR 1040 or equivalent, PHYS 1120 or equivalent, and MATH 2400 or APPM 2350.