All Questions
Tagged with survey-weights weighted-data
16
questions
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23
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Weighing Data Issue
I am looking at e-cig prevalence within a city. I used surveys to collect data from residents, and I have a query around weighing data.
I have made the assumption, due to over and underrepresentation ...
- 1
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30
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Complex survey design with multiple waves
The organization I work for has collected data from individuals in multiple waves. Their goal was to collect 333 individuals in 6 different groups (genderXgroup). If the first Wave did not reach 333 ...
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1
answer
341
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Calculate risk ratio in weighted population
I have a propensity score weighted population (using IPTW) and I want to compute risk ratios on my weighted population. For this, I am using a weighted Poisson regression.
Let's suppose that "...
- 159
3
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103
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How do I calculate a finite-population correction for a weighted sample?
I have a weighted sample from a population. These are probability weights (as samples are taken with unequal probability). What's the variance in the estimated total? All samples are exchangeable (...
- 1,135
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378
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How can I weight ordinal observations and reduce them to one statistic? [closed]
It will be a complicated question and I try to briefly explain. I am studying on educational inequalities. The survey I use for analysis incudes ordinal variables and the education degree which ...
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1
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651
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How to compute weights using logistic regression
I'm not interested in creating a logistic regression model which is weighted, I'm interested in using a logistic regression model to compute the weights of a survey. It seems that, given the weights ...
- 946
1
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1
answer
707
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How to use weight variables within aggregated results, for group proportions [closed]
If I have the following data, where each row represents and individual
response, how would I go about reporting the proportions of different groups?
(here the groups are ...
- 946
1
vote
0
answers
42
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Are probability weights "relative", i.e. can they be rescaled and work in the same way?
I am using survey data from different countries, and I pool them together for part of the analysis. Now, weights puzzle me for two reasons:
1) some of them are below 0 (i.e. the probability of being ...
- 11
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369
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Help with weighting sample according to population
I am a beginner with basic knowledge of statistics - just learning. I have a doubt regarding weighting survey sample distribution to population distribution.
I have to create a weighting variable that ...
3
votes
2
answers
382
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How important are the survey weights?
I run logit model with a cross-sectional dataset of Indian individuals. I am using descriptive statistics of the same dataset to justify and interpret the estimations of logit model. However, I must ...
- 41
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387
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How to calculate the standard deviation to be used for a confidence interval on a weighted data set?
Although there were some similar questions on the board, none seemed to quite be the same as what I'm asking.
I have a set of survey values (satisfaction ratings) that have been weighted for non-...
- 79
2
votes
0
answers
920
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Test difference of population proportion and weighted sample proportion
I want to test for differences of the known proportion of the population vs. the proportion of a sample. The sample is weighted by sampling weights. The sum of weights is equal to the size of the ...
- 1,228
2
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515
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How to include 'Survey Weights' in a Proportional-Odds (Cumulative Logit) model
I am looking to design a Bayesian multilevel Proportional Odds model, which incorporates the use of survey weights in JAGS.
The inclusion of weights for linear and Poisson models appears ...
- 21
5
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1
answer
3k
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What is the effect of using survey sample weights for a sub-sample?
If a sub-sample of the survey sample, selected based on certain demographic characteristics of the data (e.g. age, race etc.), is used, which means the sub-sample might not be representative of the ...
- 61
2
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746
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How meaningful is to pool data from different surveys on the same target population?
Apologies for cross posting
This is a very theoretical question for me but I would like to find an answer as I might want to use this in the (near) future.
In many cases same questions are used in ...
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