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In marketing research field surveys are commonly used to collect primary data from the respondents.
1. Through Personal Interviews: The investigator follows a rigid procedure and seeks answers to a set of pre conceived questions through personal interviews. This method of collecting data is usually carried out in a structured way where output depends upon the ability of the interviewer to a large extent.
2. Through Telephone Interviews: This methods of collecting information involves contacting the respondents on telephone itself. This is not a very widely used method but it plays an important role in industrial surveys in developed regions particularly when the survey has to be accomplished in a very limited time.
Q. How to Choose a Sample? The way a sample is chosen is extremely important in all statistical studies. This is because, ultimately, all the inferences will be based on the s
How does the t-distribution changes its shape with the change of the size of the sample?
Mention the characteristics of Statistics. Explain any two applications of Statistics
how datas are analysed
The χ 2 test is one of the most popular statistical inference procedures today. It is applicable to a very large number of problems in practice which can be summed up under th
1. A sample from 16 different farms across Quebec shows that the hay production in bales per acre is normally distributed N(100,50). a. (2p )What is the probability that a random
I am in need of your help again. First and foremost, I thought I had created an account, but none could be found. In any event here is my assignment. Should you decide that you
Definition of capital market is termed as a market where shares are traded after an initial issue. Capital market is the market where corporations, companies, and government debt
What are Saturn’s rings like? - Saturn’s rings are made of tiny icy objects ranging from particles to boulders each orbiting Saturn independently like a tiny moon. They lie in S
empirical relation between mean mode and median
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