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Test Statistic
The next step is compute an appropriate test statistic which is based on an appropriate probability distribution. It is used to test whether the null hypothesis set up should be accepted or rejected. For this purpose we use Z distribution under normal curve for large sample where the sample size is equal to or larger than 30 (n ≥ 30) and the distribution for small sample where the sample size n less than 30 ( n< 30).
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
Calculation of Standard Deviation - Continuous Series: In the continuous series the methods of calculation standard deviation is almost the same as in a discrete frequency distrib
procedure of mip
Simple Random Sampling This is simplest and most popular technique of sampling. In it each unit of the population has equal chance of being included in the samp
Non-Documentary Sources: On the other hand, non-documentary sources are institutional and human resources, both of which are important links in the information-transfer chain.
35mm Slider 35 mm Slider like OHP transparencies casts an images but they have different uses and properties. They are used to show an actual photographic images in the
Advantages of Mode a.It is easy to understand as well as easy to calculate. In can be found out by inspection. b.It is usually an exacta value as it occurs most fre
Discuss the methodology of operation research
The Operations Function has always relied heavily on information for its smooth running. During this course information has been introduced as one of the five inputs to the convers
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