Question
List the different cases in which data can be collected as information from correspondents.

Answer

The different cases in which data can be collected as information from correspondents are:
  1. When the area under study is large.
  2. When regular and continuous supply of information is needed, as in the case of news channels.
  3. When information related to some special purpose investigation is needed.
  4. When accurate information is not desired.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

Name the definition which has got maximum acceptability. Give this definition. Critically evaluate it.
The following table gives the total product schedule of labour. Find the corresponding average product and marginal product schedules of labour.
L012345
TP<sub>L</sub>01535504048
Compute coefficient of correlation from the following data:
 
X-seires
Y-series
Mean
15
28
Sum of Squares of deviations from mean
144
225
Sum of products of deviations of X and Y series from their respective mean is 20. Number of pairs of observations is 10.
Calculate marginal revenue using following information:
Price (₹)109
Sale/Demand (Units)100110
Complete the following table:
Output (Units)Average Revenue (₹)Marginal Revenue (₹)Total Revenue (₹)
1-15-
2--26
311--
4-3-
The following table shows the total cost schedule of a firm. What is the total fixed cost schedule of this firm? Calculate the TVC, AFC, AVC, SAC and SMC schedules of the firm.
Q0123456
TC103045557090120
What kind of diagrams are more effective in representing the following?
  1. Components of cost in a factory.
  2. Composition of population of Mumbai by religion.
  3. Agriculture output of six states of India.
Distinguish between random sampling and non-random sampling.
Or
What do you know about random sampling and non random sampling?
 
Calculate Karl Pearson's coefficient of correlation between X and Y from the following data:
$\text{N}=8,\overline{\text{X}}=11,\overline{\text{Y}}=10,\Sigma\text{(X}-\overline{\text{X}})^2=184, \Sigma(\text{Y}-\overline{\text{Y}})=148,$