Lecture 150 m 1 s
"Statistics is the science which deals with the collection, analysis, and interpretation of numerical data."
In this course we learn many concepts, from the origin and growth of statistics to the types of data and their characteristics. We also learn the methods of collecting primary data: Direct Inquiry, Indirect Inquiry and Questionnaire method along with their meaning, advantages and disadvantages.
Next we cover Secondary data - its sources and precautions to be taken while using secondary data.