<prompt> Type of sampling, if random sample is taken from a characteristic population, eg. Hindus, Muslims, Christians etc-Simple randomSystemic randomStratified randomCluster  <response>: Ans. is c i.e., Stratified random Stratified random sampling is paicularly useful where one is interested in analysing the data by a ceain characteristic of the population, viz Hindus, Muslims, Christians, age group etc, - as we know these groups are not equally distributed in the population. ... Park 