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In this method variables beings studied are controlled by the investigator. In other the effect of one variable is observed while other relevant variables are held constant.
This methods includes field experiment as well as laboratory experimentation. In field experiment the study is conducted b comparing experimental group with the control group. In laboratory experiment the investigator creates a situation with the exact conditions he wants to have and in which he controls some and manipulates other variables. He then observes and measures the effect of the manipulation of the independent variables on the dependent variables in a situation in which the operation of other relevant factors is held to a minimum.
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
STANDARA DEVIATION Standard deviation is the square root of the arithmetic average of squares of all the deviations from the mean. In short it may be defined as th
Requirements and Characteristics of a good table In the words of Mr. Harry Jerome a good statistical table is a triumph of ingenuity and technique masterpiece of economy o
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Sources of Hypothesis Hypothesis may be developed from various sources. Some of the important sources are the followings: 1. A Hypothesis Arises from Intuition
explain operation research with example.and also discuss the scope of OR in modern management.
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%
Question: (a) Distinguish between (i) a single-channel and a multiple-channel waiting line; (ii) a birth and a death process with regard to queueing theory. (b) Explain
2.Assess the current environmental scan factors that are relevant to the decision making process. Determine the factors that will have the greatest impact on plant operations and m
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,
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