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The next step is to determine the sources of data to be used. The researcher has to decide whether he has to collect primary data ror depend exclusively on secondary data. Sometimes the research study is based on both secondary and primary data.
When a study is to be based on secondary data whether partly or fully it is necessary to satisfy oneself that the data are quite suitable for the objectives spelt out by the study. It is also advisable to evaluate secondary data in detail to avoid possible sources of error. It is only when such secondary data are unavailable inadequate or unreliable that a researcher should decide on collecting fresh data.
Once the decision in favour of collection of primary data is taken one has to decide the mode of collection. The two methods available are observational methods and survey methods.
Mike sells on the average 15 newspapers per week (Monday – Friday). Find the probability that 2.1 In a given week he will sell all the newspapers
Find the value of E (i+). Show your calculation. i=7 i=3
Definition of budget control as management of costs & expenses with examples. Budget control is the management of costs & expenses in accordance with an underlying budget.
CALCULATIONS OF MEAN USING PHSTAT
what are the requirements of linear programming?
theorems of probability ..
find quartile deviation from the student test marks of your own
In a mathematics examination the average grade was 82 and the standard deviation was 5. all students with grade from 88 to 94 received grade of B. if the grade are approximately no
1. Sketch and explain different regions of a pressure-volume diagram of a full cardiac cycle. 2. Sketch and explain the relationship between cardiac output and end-diastolic vol
1. (TCO 8) Planning for capital investments is an important function of management. You are responsible for considering purchasing a new exhibit. It would cost $136,000 and have
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