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Questions related to Sampling Design
For sample size needs for inference for continuous data or for proportions, William Cochran - Cochran, W.G(1977), Sampling Techniques, 3rd ed., John Wiley & Sons - noted that we need...
11 November 2015 5,259 6 View
This is a sampling question. We are interested in interviewing only 15-18 patients out of, say, 500 sampling frame. What method could we use that would give us the most valid sample? For instance,...
10 October 2015 9,729 18 View
Is quantitative research requiring probability sample design?
10 October 2015 1,056 3 View
09 October 2015 794 17 View
We have a population of approximately 4000 people we want to do some research on, to see the effects on mean cost of an intervention. We know this population is extremely skewed at the moment -...
21 September 2015 1,245 4 View
does this approach introduce serious biases in the results and make it difficult to calculate the sampling errors, unless one assumes that the districts not covered are similar to those that are...
18 September 2015 3,960 3 View
09 September 2015 4,332 5 View
Given that data on dung production rates of captive and wild individuals are available.
09 September 2015 8,753 3 View
09 September 2015 9,422 4 View
I plan on using fecal samples to identify individuals within the study area. Within each grid cell I was planning on rather opportunistically hiking in good habitat, along animal paths, etc. As...
29 August 2015 1,839 11 View
ON conversing with many researchers , most of the researchers clearly mention that not even chi-square test can be used If it is so , any anyone please attach a pdf or article stating that...
11 August 2015 7,363 9 View
I need to get respondents from university students in a particular country. How do i select universities from among many universities? Can any guide me on sourcing literature?
08 August 2015 2,982 3 View
08 August 2015 3,708 10 View
08 August 2015 5,760 12 View
08 August 2015 7,137 3 View
I am conducting a survey in Hayatabad Peshawar ,a modern town ship comprised of 7 Phases and each phase consist of 4 sectors and almost 12000 house in total ,i want to include all of them in the...
07 July 2015 5,388 7 View
07 July 2015 1,492 6 View
Please help me here. I am doing a study on consumer reaction towards E-marketing - A case study in Guwahati City,Assam and am stuck with the sampling design. The proposed environment of the study...
04 April 2015 6,119 6 View
I am using NHIS data that include survey weights in the dataset. I would like to use Proc Genmod to estimate the prevalence ratios, but I am not sure if it can account for the complex sampling...
02 February 2015 1,652 7 View
i am assign to make a written report regarding the real life applications of different sampling designs such as simple random sampling with and without replacement, systematic sampling, stratified...
10 October 2014 7,773 3 View
I have some pilot data from a social survey of people's belief in the social cohesion of their neighbourhoods. The survey was developed from a theoretical stance and has four subscales built into...
09 September 2014 2,172 7 View
Do you know about any pros vs cons in interpolating (with a kriging or with other kind of approaches) a variable collected in a survey area with a triangle shape and with its sampling units...
18 July 2014 7,963 13 View
I'm aware of a general rule of thumb that says to take at least 10 times as many samples as there are parameters, but are there any issues to consider for Latin Hypercube sampling as the number of...
07 July 2014 8,497 3 View
07 July 2014 6,969 14 View