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CONSTRUCTION PROCEDURE
The construction of an interview schedule or questionnaire is a time consuming task requiring considerable attention to all the details. The investigator must make many decisions, including whether to use an interview schedule or a self administered questionnaire as well as how to balance open-ended and close-ended questions.
Researcher generally works with an outline of the instrument if it is complex and encompasses a variety of topics. Questions for relevant content area are then drafted or borrowed or adapted from other instruments. Researcher must carefully monitor the wording of each question for clarity, sensitivity to the respondent's psychological state, freedom from bias and reading level. Questions must then be sequenced in a psychologically meaningful order and in a manner that encourages'cooperation.
When the instrument has been drafted, it should be critically reviewed by experts, and pre-tested with a small sample of respondents. Pre-test. is a trial run to determine insofar as is possible whether instrument is clearly worded and free from bias
Research and Development: All intellectual activities consciously pursued and systematically completed generate useful information. Research (also Research and Development) is
solve the following linear programming problem using simplex method maximize z=3x1+2x2 subject to the constraints: x1+x2 x1+x2 x1,x2>=0
Simple Graph The values of the two variables are plotted on a graph paper. We get two curves one for x variables and another for y variables. These two curves reveal the dir
The Association of Malawi Mechanics has commissioned a study to investigate the link between engine wear and mileage. The main focus of the study is to determine whether the mileag
Festinger and Katz have described followings six steps in the conduct to a field study. a. Preliminary Planning :Deciding scope and objectives of study and the time table
Six Operators are to be assigned to five jobs with the cost of assignment in Rs. given in the matrix below. Determine the optimal assignment. Which operator will have no assignment
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Summary Report The report format suggested above does not contain any summary section. This exclusion is deliberate. The summary should not be prepared until t
give real data & find out the inventory & give suggestions
Calculation of Ranks Correlation Where Ranks are Given: When the actual ranks are given the steps followed are: a.Compute the difference of the two ranks (R1 and
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