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Hypothesis Testing of Population Mean
The central limit theorem assures that the sampling distribution of the mean approaches normal distribution with mean µ population mean and standard deviation α with the increase in the sample size. Using the fact we can do hypothesis testing of population mean with a hypothesis value using the sample information.
Assumption of F- Test The theoretical assumption on which F test is based are: 1.The populations for each sample must be normally distributed with identical mean
One Sample sign Test In a one sample test the null hypothesis μ = μ 0 against an appropriate alternative on the basis of a random sample of size n we replace each sam
Sources of Hypothesis Hypothesis may be developed from various sources. Some of the important sources are the followings: 1. A Hypothesis Arises from Intuition
Solve the following Linear Programming Problem using Simple method. Maximize Z= 3x1 + 2X2 Subject to the constraints: X1+ X2 = 4 X1 - X2 = 2 X1, X2 = 0
Sample Survey Methods: If proposed investigation is done only on a part taken out of universe then it will be known as sample survey. This part of the universe is kno
scope of operation research
This is determined by disposable personal income( personal income minus direct taxes and other deductions ). Some people suggest the use of discretionary income in place of
Reference Books If an article in a reference books has more than one author use the same format for authors given for books above. a. Authors Known :Authors last
Calculation of Standard Deviation - Discrete Series There are three methods for calculating standard deviation in discrete series": a. Actual Mean Methods: It inc
- 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 pape
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