A questionnaire is a primary data collection instrument. It contains a structured set of questions in alignment with the objectives of the study. Hence, “A questionnaire is a systematic and structured instrument of collecting primary qualitative and quantitative data for the objectives of the study from respondents”. A questionnaire generally contains a series of questions that can be answered in writing, verbal, or digital form. The questionnaire captures clear information with a low degree...

Introduction For every cause, there is an effect. The two variables in this relationship are the causal variable and the effect variable . The causal variable is considered to be independent, and the effect variable is understood to be the dependent variable. Few cause and effect relationships are given below. Scenario Independent Variable (Cause) Dependent Variable (Effect) Sales increase after ad campaign Advertising spend Sales growth Employee productivity rises after training Training...

Introduction A researcher investigating a problem can either go for a desk research; that majorly depends on secondary data or the...