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Quota sampling
Under this method enumerators shall select the respondents in place of those not available, as per the quota fixed according to guide lines provided to them. This latitude to the enumerators especially in rural areas for some marketing studies help in completing the work in the time assigned. Sometimes some reserve units are also pre determined and alternative choice would be to elect substitutes units out of the reserve units.
Merits:
This method enables enables the completion of investigation in time since no time is lost in consulting the higher authorities and awaiting for their instructions.
Limitations:
If the properly trained staff is not employed, it will distort the basis objective of the study since the interviewers may taken latitude in replacing the items according to their own whims.
Mean Absolute Deviation To avoid the problem of positive and negative deviations canceling out each other, we can use the Mean Absolute Deviation which is given by
There are situations where none of the three averages is fully satisfactory. For example, if the number of items in a series is very small, none of these av
Q. Find the inverse Laplace transform of Y (s) = s-4/s 2 + 4s + 13 +3s+5/s 2 - 2s -3. Q. Use the Laplace transform to solve the initial value problem y''+ y = cos(3t), y(0) =
Under the standard cost method which is also referred as the standard cost method ,stock receipts are assigned a standard cost. Any variations between the actual cost and standard
Case Problem: A Bipartisan Agenda for Change In a study conducted by Zogby International, more than 700 New Yorkers were polled to determine whether the New York state government w
You were recently hired by E&T Boats, Inc. to assist the company with its financial planning and to evaluate the company's performance. E&T Boats, Inc. builds and sells boats to o
Modify your formulas from (1) to compute the price at time 0 of an American put option with the same contract speci cations in the binomial model. Report the price of the American
Flow Chart for Confidence Interval We can now prepare a flow chart for estimating a confidence interval for μ, the population parameter. Figure
data:59,59,65,70,74 176,179,195,210,200
how much that cost ?
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