Questions tagged [non-response]

Nonresponse (spelled as a single word) is the term used in survey literature to describe missing data problems; encompasses the issues of unit nonresponse, item nonresponse, and nonresponse biases

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advanced analytics for survey with low response rate?

Notice: I also posted this to the Stata listserv but realized that it may not be the most appropriate forum for this question. Hi all, I am working with a survey where the response rate was 10%, so ...
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41 views

How does non-response bias affect the Confidence Interval

I asked earlier what is the idea behind putting up Table 3. I have a follow up question on how non-response bias identified can justify the different sizes of Confidence Interval(CI) in Figure 3. My ...
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p-value of non-response

I came across this in a research article, and I wondered what the p-value is showing here and what does the sentence even mean? Can someone explain what is the null hypothesis relating to the p-value? ...
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How to calculate “weight” that balances the sample dataset when we are given population categories ? (find survery weights)

I am very unfamiliar with survey designing and this might be a very basic question to statisticians and surveyors, but still, I seek help finding the weight for each sample data that will address the ...
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328 views

Sample Size when the sampling frame is small

I am sure this question has been answered, and may be obvious to those familiar with online surveys. But I am struggling with it. I am surveying a specific population (local leaders in a specific ...
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103 views

Should item nonresponses be removed before calculating Welch's t-test?

I performed a survey in which one of the questions used a grid to let people express preferences for different features of something, using a Likert-like scale for each feature. I coded the values as ...
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72 views

References on handling nonresponse (participant dropout) bias in experimental setting

Imagine I do a randomized experiment at the beginning of the school year. Incoming freshmen (a) participate in a diversity class or (b) do not. At the end of the year, I send them emails asking to ...
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141 views

Can be Replacement a Way to Deal with Nonresponse?

When I've asked a teacher (in the past) about how could I handle, in a survey with simple random sampling, the participants I couldn't reach for some reason, he told me that I could use a pre ...
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52 views

How do I estimate error when I know a survey is not representative?

Let's say that I have a survey of $n = 1000$ respondents from a population of $N = 3000$. Moreover, it is known that the ratio of male to female in the population is $50:50$. However, in the sample, $...
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51 views

Sample Weighting in regression

I have a survey data with no original instructions on how to do weighting. This survey is voluntary and has been taken by 207 hospitals out of 7000 hospitals in the U.S. There are some characteristics ...
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What do you do when you discover a mistake in survey implementation partway through implementation?

I'm working on a survey that is already partway through the implementation phase. It is a web survey, and unfortunately, one of my colleagues noticed that there was an error in the skip logic, leading ...
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29 views

How to deal with disparate survey response rate from different regions?

Hi & thank you all in advance for your help! I sent out a survey [to examine teacher satisfaction] to 3 school districts in New York state. District A is large, district B is medium, & ...
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71 views

Is there a reasonable way to calculate when missing responses in a survey are too much?

I'm conducting analyzing a complex sample design survey of health institutions, which I've 70% of the overall planned sample. However, I've strata as high as 95% and as low as 47% response rate. To ...
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120 views

What testing method can be used with demographic data to compensate for possible non-response bias?

(Hello CrossValidated, first poster here, so please have mercy with any transgressions of mine!) For my thesis, I am currently researching the correlation between stance to organizational change and ...
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878 views

Calculate confidence levels of a stratified sample with missing units

I'm conducting a stratified survey among health institutions; 700 units were allocated into one of the 30 strata designed to reflect the proportionality of the population. However, it's been difficult ...
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59 views

Non-response in organization survey

I am a research analyst and recently conducted an employee satisfaction survey at the organization I work for. Ideally, I should have received completed questionnaires from all 380 employees (making ...
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63 views

Non-response bias (many waves, time span between waves not consistent)

I want to ask regarding non-response bias. I have sent my questionnaire on-line to SMEs in Malaysia. However, I have sent reminders many times (around 5 times). However, now I cannot recall when the ...
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276 views

Margin of error (questionnaire response)

I sent a postal questionnaire to 1618 schools. In total, 220 responded (13.6% response rate). For one question, which had Yes, No and Don't know response options, 217 schools responded (Yes=85, No=127,...
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3k views

Sample size vs response rate, which is more important?

While I was preparing an internet survey, I read from multiple sources which says it is more important to have a high response rate than large sample size. Q1. I don't quite understand the logic ...
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277 views

recommendations to analyze a survey of the entire sample frame with a 20% response rate

we surveyed all 10,000 professionals in a particular industry. The industry is highly-regulated, so we have contact information for everyone in our population of interest. We attempted to contact ...
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469 views

Calibration of weights for market research survey

I have a stratified random sample based on sampling frame formed from our CRM systems data. Now when I look responses in different strata they seem to differ. Some stratas have much higher ...
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335 views

self-selection bias due to nonresponse?

I have administrative data from the whole population of new doctorates, in a given year, from my region. We have also survey data from a sample of this same population (where the whole population was ...
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1k views

How can I handle the non-response in this simple random sampling?

I am planning to conduct a simple random sampling for a population of $N$ patients with index $1,...N$. I have enough money to interview $n$ patients (sample size=$n$). In order to determine the ...
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588 views

Chi Square Test, to include or to exclude Non-Responses?

I want to apply a Chi-Square test, but I'm not sure whether to include or exclude non-responses. For example, I want to see if GENDER (male, female) is correlated with SATISFACTION on some public ...
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Categorical Binary Variable

I'm attempting to draw an inference of accuracy be it by confidence interval or response rate, except typical methods don't really suite my problem for the reason that the entire population was ...
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1k views

Can one compute confidence intervals for a census with high nonresponse rates?

If a questionnaire was administered to an entire population (group of interest) and the response rate was 68% can the questionnaire results be generalized to the population (100%, including the 32% ...
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337 views

For “Was this page helpful” data, should I take response rate into account?

To help me focus on which pages on a site to improve, I'm looking at user feedback to the question "Was this page helpful?" (Answers are "Yes" or "No".) The response rate (responses divided by unique ...
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194 views

Non-response bias

I have the following question: In a survey, a simple random sample of 1,000 households was drawn to determine the distribution of household size in a city. Interviewers were required to visit ...
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587 views

Variables for post-stratification weights?

What justifies the usage of a variable for post-stratification? I am working with a constituent survey of a non-profit's constituent with 2500 responses out of a much larger sample and even larger ...
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497 views

Predicting response propensity in a rolling data collection

I'm working with a survey that uses a rolling data collection format (i.e., there are multiple waves of sampling and initial contacts). I'm trying to develop a model to predict how likely a sample ...
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4k views

How to avoid and handle survey non-response?

One objective of a survey can be to understand the proportion male vs. female users. To the extent a specific gender correlates to particular use cases of a technology, product design, product/feature ...
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5k views

Non-response rate

In a project that I am doing to evaluate customer behaviour, I have asked a set of questions such as whether they read the unit pricing before they decide to purchase a particular product or do they ...
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2k views

Inference to the population when the survey response rate is only 30%

I have conducted a survey in which the questionnaires were sent out to 450 individuals, but only 30% of them answered the questionnaires. Is it still valid to interpret the usual inference analysis (...
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1k views

How to calculate confidence interval when only a part of the samples are valid?

I will simplify our problem in this way. Say there are 100,000 cases in total to examine. Due to the time limitation, we randomly selected 2,000 of them. Then we found 1,000 of them are invalid, so we ...