Statistical inquiry, Applied Statistics

Main stages of Statistical Inquiry

The following are the various stages of a statistical inquiry

(1)   Planning the Inquiry: First of all we have to assess the problem under investigation, a clear plan for investigation is made in the light of the object, scope, nature, sources, of information units and method of collection of data etc.

(2)   Collection of Data: The next step for investigation is the collection of raw data. Different methods for collection of data are used. For this purpose some qualified research assistants or surveyors are appointed. Different types of questionnaires and schedules be prepared and despatched to related respondents.

(3)   Editing of Collected Data: After collection of data, the next step is to edit the collected data in the light of the standard of accuracy to be maintained. Useless and unrelated data be sorted out and dropped a residual data be properly classified and presented for analysis and interpretation.

(4)   Classification and Tabulation of Data:    After the process of editing data, the next  step is to classify them in different classes and present the same in the form of tables so that analysis is convenient.

(5)   Presentation of Data: After classification and tabulation the data are present   in the form of averages, diagrams of graphs etc.

(6)   Analysis of Data: The presented data are to be analysed with the help of statistical methods by the senior members of the surveyors committee. The mathematical measures like   averages ,dispersion, correlation    etc. May be used for

(7)   Interpretation and writing off the Report: The last stage of investigation is the suitable and proper interpretation and preparation of a report of investigation by the investigator. The report is written in easy and clear language, as far possible .it should be concise and touch all the points regarding inquiry to make it a complete report.   

Posted Date: 9/26/2012 7:12:38 AM | Location : United States







Related Discussions:- Statistical inquiry, Assignment Help, Ask Question on Statistical inquiry, Get Answer, Expert's Help, Statistical inquiry Discussions

Write discussion on Statistical inquiry
Your posts are moderated
Related Questions
Circles or Pie Diagram: Circles or pie diagrams are alternative to squares. These are used  for the same purpose i.e. when  the values are differing  widely in their magnitude

Range Official Exports Target 2000-2001 Product ($ million) Plantation 500 Agriculture and Alli

Definition of Central Tendency The central tendency of a variable means a typical value around which other values tend to concentrate which can be measured. Such concentration

Each weekend, Derek either reads a book (B), goes to the cinema (C), visits his local museum (M), or plays squash (S). If he reads a book one weekend, then he will take part in one

In an examination 600 candidates appeared, boys outnumbered girls by 16% of all candidates. number of passed candidates exceeded the number of failed candidates by 310. Boys failin

Suppose the money supply process is now represented by the following function: where m measures the sensitivity of money supply with respect to the interest rate. (i) Us

Types of cost-reimbursable contracts are:   Cost Plus Fixed Fee contract (CPPF): Compensation is based on a fixed sum independent of the final project cost. The customer a

A researcher hypothesized that the pulse rates of long-distance athletes differ from those of other athletes. He believed that the runners’ pulses would be slower. He obtained a ra

Using the raw measurement data presented below, calculate the t value for independent groups to determine whether or not there exists a statistically significant difference between

For the data analysis project, you will address some questions that interest you with the statistical methodology we are learning in class.   You choose the questions; you decide h