Attempt all the problems stated below:
problem 1: What do you mean by the term statistical survey? Describe different sampling methods.
a) What precautions must be taken while using the secondary data?
b) Why is tabulation significant? Describe the requisites of a good statistical table.
problem 3: Distinguish between the given terms:
a) Categorization and Tabulation.
b) Multiple Bar Diagram and Sub Divided Bar Diagram.
c) Mixed Graph and Range Graph.
d) Histogram and Historigram.
problem 4: Find out mean from the given distribution by step deviation method.
problem 5: prepare short notes on the given terms:
b) Mean Deviation.
c) Standard Deviation.
d) Lorenz curve.