Author - Salman Ahmad

What points must be considered by a researcher while selecting an appropriate statistical test to...

Describe types of Charts and Diagrams. Differentiate between Line Chart, Bar Chart and Histogram...

What are the probable reasons that respondents are unable to answer the questions asked by the...

What principles should be followed for designing an ideal questionnaire ? Or Because questionnaire...

Explain stratified sampling. Ans. In statistics, stratified sampling is a method of sampling from a...

Describe the sampling plans and explain it’s types. Ans. A sampling plan is a term widely...

What do you mean by Census and Sample Survey? Explain steps in sample design. Discuss the criteria...

Why probability sampling is generally preferred in comparison to non-probability sampling? Ans. Non...

What are the basic statistical techniques in research methodology and describe their uses. Ans...

What is measurement? What are the primary scales of measurement? Explain each one of them. Ans...