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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
A paper mill produces two grades of paper viz., X and Y. Because of raw material restrictions, it cannot produce more than 400 tons of grade X paper and 300 tons of grade Y paper i
A PAPER MILL PRODUCES TWO GRADES OF PAPER VIZ., X AND Y. BECAUSE OF RAW MATERIAL RESTRICTIONS, IT CANNOT PRODUCE MORE THAN 400 TONS OF GRADE X PAPER AND 300 TONS OF GRADE Y PAPER I
Regression Equations The regression equations express the regression line. As there are two regression lines so there are two regression equations. The regression equatio
What are the features of blending model
How do I set this problem up for Excel: A National Credit Union has $250,000 available to invest in a 12 month commitment. The money can be placed in Treasury notes yielding an 8%
Coding and Retrieval If all your data are word processed on in some other computer readable form it will be possible for your primary documents to be accessed d
Some areas of applications are Purchasing, Procurement and Exploration Quantities and timing of purchase Replacement policies Rules for buying, supplies Finance, Budgeting and Inv
Consider the LP min ?? = 50??1 + 100??2 3 ??.??. 7??1+2??2=28 2??1+12??2=24 ??1,??2=0 a. A basic solution of the constraint equations of this problem has how many basic variables,
what is factory act
Example 2 Max Z = 3x 1 - x 2 Subject to 2x 1 + x 2 ≥ 2 x 1 + 3x 2 ≤ 3 x 2 ≤ 4 & x 1 ≥ 0, x 2 ≥ 0 A
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