Classically, a Likert scale was composed of the sum of many Likert items (ordinal ratings of the amount of agreement with a statement), where all the items were equally valid. Today the term sometimes is used synonymously with 'ordinal rating scale' (which may be based on only 1 item).

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Likert Item phrasing for postive and negative statements

To avoid some confusion, I am not referring to the scale, but the statement itself. Is there a rule to phrase the statements to capture the same conceptual meaning. For example: Positive: "The tool ...
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1answer
21 views

Factor analysis on non normal data ( Ordinal data of Likert Scale) [duplicate]

How to check the normality of data collected on 5 point Likert scale? As it is ordinal numbers not continuous. Using SPSS the Shapiro Wilk or Kolmogorov-Smirnov test indicate my data is not normal. ...
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15 views

Comparing 2 Likert Scale's data with different sample size

I have asked questions on a 5 point Likert scale (1=strongly disagree, 5=strongly agree), and I want to do two types of comparisons: Compare responses of non-users vs. users in country A. Compare ...
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2answers
44 views

Methods to change Likert Scale

Suppose I have two variables named importance of the product and satisfaction and I need to do comparison with these two. Variable Importance of product is in Likert scale 3 and Satisfaction is in ...
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1answer
40 views

Hypothesis testing based on Likert type data

I know this site is full of similar questions, but either their answers do not apply, or I'm missing something. I have data from a questionnaire. Responses are in the form of Likert items, some of ...
3
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0answers
36 views

Can you do a PCA on 3-point Likert to weigh items 20k responses

I am developing an inventory tool that has 21 items. I need to determine the weight of each of the items, as the presence of some may give a higher overall rating to a scenario than the presence of ...
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4answers
459 views

Is the sum of a number of ordinal variables still ordinal?

I have performed a survey where I have a number of questions which can be answered Strongly Agree, Agree etc. to Strongly Disagree. Some of the questions have been designed to measure the same thing. ...
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1answer
28 views

Survey data: finding the most significant predictors?

I have about 5,000 responses to a survey in which users were asked how strongly they agreed with a statement on a 5-point Likert scale. This response is my dependent variable - I want to find out what ...
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7 views

Comparing dispersion of survey items with different response categories

HI: I know there are couple of questions relating to comparing the same survey item with differing numbers of response categories, but I did not see a question that dealt specifically with this issue. ...
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22 views

Factor analysis: what are the total possible scores for calculated factors based on Likert scale responses?

I have two factors, Peer Social Interaction (PSI) and Sense of Belonging (SB). Four Likert scale questions correspond to each factor. I used the factor loadings for each question to create a ...
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0answers
19 views

Consistent Questionnaire Responses

I want to ask please questionnaire responses in Likert Scale. I have got some respondents who had consistent answers for a large number of questions. For example, over 75% or 80% answers (in different ...
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0answers
26 views

which test should be used to detect the effect of one variable on another?

I have conducted a research on four independent groups of students; one experimental and one control group at two levels. The design of the study was like a pre-test and post-test. I want to detect ...
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40 views

How to analyze full-factorial within-subject experiment with ordinal (likert) data?

How can I analyze an within-subject full-factorial experiment with ordinal data from likert scale (with repetitions)? I would greatly appreciate your help. Study design Here is a description of the ...
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2answers
61 views

Five-point or seven-point Likert scale?

I am designing a questionnaire by using five-point Likert scale. What is the advantage of five-point Likert scale over seven-point Likert scale? Thank you.
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2answers
68 views

Which Analysis to use? Likert Scale

I have 3 independent variables (1-5 Likert Scale) questions and I want to check how well these three can predict/explain my DV (1-5 Likert scale) The three independent variables are: 1. Quality of ...
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1answer
45 views

Correlation of likert scales for different questions

Can you correlate 2 Likert scales when the question for each one was different? I have 1 question which asks how concerned someone is about pollution. They rank this on a Likert Scale of 1-5 where 1 ...
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2answers
48 views

correlation between factors

I am new to statistics and SPSS. I have a questionerre having 30 likert scaled questions, and 5 factors each having 5 or 6 questions. I made the reliability analysis and no problem is found. all ...
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0answers
30 views

Can I convert my likert scale to numbers and then take an average in order to know if there is a correlation between two variabes?

I need some help about some data. I have an indicator of performance and a likert scale. Would it make sense if I assigned a value to each category on my likert scale (ex.: ...
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1answer
63 views

Hypothesis Testing using dichotomous and 7-point Likert scale

I am working on testing the following hypothesis: H1: People who are worried about their health will consume yogurt H0: People who are worried about their health will not consume yogurt I have ...
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1answer
65 views

How can I test if there is a correlation between a score and a likert scale?

I'm having difficulty finding out what I can do with my data set. It comes from a french reading test that have 30 multiple choice questions. For each of these questions: I have the facility value ...
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0answers
63 views

GLM, Regression analysis, or other

I need to resolve a question with the use of SPSS, but don't really know what model to use. The question talks about the environment (scale variable (from not at all concerned - very concerned)), I ...
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0answers
18 views

Correlating two Likert type items

I have done a survey using a questionnaire that involves Likert type questions. The answers range from 1 - Strongly agree to 5 - Strongly disagree. In this questionnaire I have included some control ...
2
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0answers
28 views

Ordinal logistic model in R

I have the neuropsychiatric questionnaire scores of 300 individuals, of which 200 are normal, and 100 have the disease. The questionnaire is divided into 12 categories (delusion, agitation, ... etc). ...
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12 views

Is it advisable to use t test for comparing two modules in SAP?

I have two independent samples from the maintenance and materials departments regarding the effectiveness of SAP modules. I have a likert scale data on a scale of five. Shall I use independent sample ...
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1answer
67 views

Linear regression and ordinal data

I am running a multiple regression looking at whether TV viewing predicts waist circumference (WC). When I ran through the tests with my tutor we placed WC as the dependant and TV as independent, then ...
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22 views

Should 'do not know' be included when reporting summaries of survey results?

When reporting the results of surveys, we often list the percentages of respondents who gave different answers. However, these percentages could be calculated including people who said 'do not know' ...
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2answers
68 views

Which test do i choose to conduct on my Likert scale data?

I have been doing plenty of research into which test I should use on my Likert scale data and i am becoming more confused as there are so many people saying different things. I am currently doing my ...
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2answers
123 views

Correlation analysis: Spearman's $\rho$ is significant, but Pearson's $r$ is not - with likert scale

I am doing a correlation analysis testing summated likert scales. However, one of the correlation analysis shows an unsignificant pearsons r (p = 0.068), BUT spearman's rho is 0.044. What should I ...
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0answers
44 views

Quantifying Potential for Violence/Espionage

I am planning a seven-question Likert-type survey with a "1 to 10" scale. The questions I am asking in the survey are to assess an individual's risk factors (how much risk they present to an ...
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1answer
11 views

How to see if one (or one set of commonly answered) question(s) impacts/statistically influences another question/set of questions?

I'd like to review the results of a recent survey I conducted. I'd like to see how one set of answers may/may not have influenced another set of answers. For example: If users who answered ...
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1answer
117 views

Ordinal Data analysis

I have to analyze the results of a survey. The questions regard different motivators that the interviewees encounter ("I do it to help my colleagues" as a motivator for instance); all the answers are ...
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1answer
127 views

Likert item as independent variable for ANOVA?

I am trying to analyze data based on a sample size of around 50 and would appreciate advice on which statistical test would be most appropriate. Participants, on a single questionnaire, were asked to ...
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1answer
54 views

Can I use averages of a likert scale as a dependent variable in ordinal regression?

I found similar threads on the forum, but none seems to apply to my case, so I decided to post the question. My response variable is an ordered 1-4 likert scale. I asked three subjects to rate the ...
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31 views

Is binning a skewed Likert scale variable justifiable?

I have recently advised some colleagues on the malpractice of binning a continuous variable, which was used in order to put it as a covariate in a regression model and retained as a significant ...
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1answer
76 views

K-means cluster Analysis and 4-point Likert Scales

Is there a concern using a 4-point likert-type scale (i.e., agreement) when attempting a cluster analysis using k-means clustering? Most of the data for the items in my data set are favorable (e.g., ...
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13 views

How to analyze a variable measured on a Likert scale and its interaction with another variable? [duplicate]

I have to analyze this variable which consists of scores given to 3 items (1-9 scale). This "Likert scale" measures "brand commitment" if thats important. 1) Firstly, should I compute 1 new variable ...
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43 views

Under what conditions should Likert scales be used as nominal data?

Similar to this question, Under what conditions should Likert scales be used as ordinal or interval data?, I am curious under what conditions should/could Likert scales be used as nominal data?
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1answer
51 views

What tests are used to see if there is a statistically significant improvement in the pre post intervention study?

Conducted a survey (pre and post) on four questions using Likert scale. Based on the number of responses for agree and strongly agree pre and post intervention, computed the relative improvement. I ...
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3answers
316 views

Reporting the use of different likert-scales in survey for structural equation modelling?

Suppose you are doing a survey and from the data you want to build a structural equation model. The research model consists of 5 constructs and each of them has between 2 and 5 items. The survey uses ...
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57 views

Discriminant analysis

I want to do a discriminant analysis for my study. This study consist of one dependent variable and 8 independent variables. The dependent variable is categorical and has 2 groups. The independent ...
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291 views

Transforming scores between different rating scales – Importance of response options

I'm working on a meta analysis of the mean of a single variable (using arithmetic mean as the effect size, rather than the relationship between two variables). The attitude I'm assessing has been ...
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2answers
26 views

What statistical tests would be effective for this design?

Here the basics: Group 1 is the control group, they are given a specific website to use. Group 2 is the experimental group, they are given a similar website, with adjusted hypertext properties. ...
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3answers
61 views

Analysing the correlation of two ranked scales

So I am researching if self-esteem has an effect on hearing aid satisfaction in patients. The patients have filled out two questionnaires, the first measuring self esteem, the second measuring their ...
2
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0answers
91 views

How does my questionnaire analysis plan sound?

I will soon have the results of a questionnaire that I have carried out, and I have made a plan on how I will analyse the data. I was hoping that someone could comment on my plan to advise me. About ...
0
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0answers
17 views

theoretical profile correlation

My data (n > 4000) contains the results of two separate tests (instruments). I have a profile made from likert scales for one of the instruments (S1, S2, ... S20). I want to find the corresponding ...
2
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1answer
300 views

Calculating scale mean from item means

I'm working on a review paper and need to collect the means and standard deviations of a given measure (such as a measure of depression) from papers of interest. However, some authors report means and ...
2
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2answers
350 views

Treating ordinal variables as continuous for regression problems

In the social sciences I have encountered that it is common to treat ordinal variables as continuous, for example variables originating from rating or Likert scales (strongly disagree, disagree, ...
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2answers
97 views

Analyzing relationship between two Likert-items (is it possible?)

I am a student and am new to statistical market research. Is it possible to analyze the dependence of answers to one Likert-type item on answers to another Likert item (predictor)? If so, what test ...
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1answer
41 views

Is mixed logit simulation appropriate for categorical data which include likert ratings?

I have data from a study where subjects were shown videos and asked to identify the contents as one of two options, as well as to rate their confidence of correct classification on a likert scale of 1 ...
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1answer
43 views

How to value comparative Likert results

I have absolutely no knowledge of statistics. My question is how to make sense of some evaluation results I received. The attached graph represents my results of a Likert question compared to my ...