10. An investigator wants to study the vocational aspirations of visually challenged children in a wide geographical area. He should seleet his sample by using (A) Sample Random sampling (B) Stratified sampling (C) Purposive sampling (D) Convenient sampling
(C) Purposive Sampling as the data to be collected has to be taken from selective subjects (children).
Purposive sampling, also known as judgmental, selective, or subjective sampl...