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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How to obtain statistical information from a Likert scale with a sample size smaller than the number of questions?

Research and sample properties I'm measuring the degree of a certain concept related to marketing and sustainable development throughout an entire industry. The theoretical model is depicted next: ...
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19 views

PCA with variables in different Likert scales

Can I run PCA (principal components analysis) if my Likert variables are measured differently? E.g. one Likert variable is in the range 0-6, another one is in the range 0-10 and yet another one is in ...
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1answer
17 views

How to rank ordinal data?

I have 33 indicators and I asked 16 experts to indicate the significance of each indicators using 5 points Likert questionnaire. So basically for each indicator I have 16 scores (each score varies ...
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20 views

Regarding analysis of likert scale

I am trying to compare whether there is a difference in students' attitude from different types of school. The survey consists of their school type and 21 questions on attitude in 4-point likert scale ...
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factor analysis using Maximum likelihood or Principle axis factor to extract factors for 6 point likert type questions?

We have a questionnaire, which have many questions on 6-point likert scale. So these variables are ordinal, not normally distributed. In performing factor analysis, there are two major methods in ...
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11 views

2X2 Factorial Design with Likert-type Responses

I have a 2x2 design completely between subjects. Both independent variables are dichotomous. The dependent variable is a 7 point Likert-type item. But I'm not sure how to analyze it. I know ANOVA, ...
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42 views

Can I interpret mean difference on a Likert scale as a percentage change

I have pre-test data showing a mean of 3.71 for work-stress (7 point likert scale). My post-test data shows a mean of 3.24 for work-stress (same 7 point likert scale). Paired sample t-test is ...
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15 views

What is the best analysis to do to test for a correlation between 3 different variables?

I have 3 likert scales which I have put together into a survey to about 60 participants. I would like to investigate their relationship. I know I am looking at correlation - and think that multiple ...
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6 views

Likert scale with linear form input control

If I want to collect the order of agreement with a statement in a questionnaire, I’d traditionally use an ordinal Likert scale, most likely with classic 5 points, but maybe 4, 6 or 7 and perhaps with ...
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8 views

Moderation using latent gold, how to set up?

I know from an example that I need to create an interaction variable (e.g. label*screen size). However, I have a possible moderator which is more of a consumer characteristic than a product attribute. ...
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24 views

How to Normalise data on a Likert scale 1-7

I'm looking to create environmental and social sustainability values for countries, similar to what is carried out here. http://reports.weforum.org/global-competitiveness-report-2014-2015/appendix-a/#...
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interaction continuous*dummy: is it possible to treat the continuous variable as the moderator?

This is my first post here so please be kind to me! :-) For my thesis my aim is to run a moderation analysis between organizational commitment and training. My dependent variable is job satisfaction. ...
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35 views

Factor analysis with items on very different scales

What issues might arise with performing EFA or CFA using items on very different scales (likert data on scales of 1-3, 1-4, 1-5, and 1-7 and measurements based on time, in seconds, which can be binned ...
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12 views

Likert-type mediation on non-normal/non-linear data

I have collected data from a questionnaire with multiple questions, all answer possibilities being on a 5-point Likert scale. After initial analysis, my data does not have a normal distribution nor ...
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37 views

Options for PCA for ordinal data (in addition to CATPCA)?

When developing an instrument involving ordinal data (likert scale with 5-6 response levels), how does one reduce the initial item pool before completing the exploratory factor analysis? I have seen ...
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9 views

Correlating continuous data with Likert scale [duplicate]

I have survey responses and I want to check if Age (continuous data), for example, correlates with a Likert-scale question with ...
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1answer
363 views

Is there Factor analysis or PCA for ordinal or binary data?

I have completed the principal component analysis (PCA), exploratory factor analysis (EFA), and confirmatory factor analysis (CFA), treating data with likert scale (5-level responses: none, a little, ...
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6 views

Responses to likert scale - how do I work out if the same participants are saying don't know

I have a 10 questions whose responses are on the likert scale (agree, neither agree nor disagree, disagree, and don't know). I want to work out whether those that selected 'don't know' across all the ...
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24 views

Type of regression to use in analysing Likert scale

Please i want to know if its correct to use multiple regression in analysing Likert Scale (dependent variable) against Likert items (Independent variables). I used 5 point likert scale for all. I want ...
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22 views

Credible Interval for Likert-Scale data

I am begining at Bayesian statistics. I'm currently trying to build a credible Interval for ordinals data. I have 16 observations from a likert scale. Each of my 16 participants has been asked to rate ...
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51 views

CFA power analysis using existing Likert-type data with lavaan and simsem in R

To preface, this is my first foray into CFA and SEM, so please forgive me as I am likely making a number of unwitting mistakes. I am currently working on a study to validate a proposed psychometric ...
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1answer
46 views

Likert-type data in Logistic Regression

I have Likert-type data (ranked as 1 least important to 7 most important) for both dependent and independent variables. Can I use multinomial logistic regression? My second question is, if the ...
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11 views

testing optimal likert range using grm models (IRT)

My current project involves selecting a single item (for experience sampling) that best represents a multi-item 5-point Likert scale. I have identified the single item I want to use. However, my ...
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14 views

Likert scale questionnaire analysis

I'm doing a study regarding the relationship between the challenges experienced by firms and the strategies they implement. I have two variables in the challenges: ...
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10 views

The use of MANOVA, ANOVA or t-tests for Likert-style data

I have two groups I would like to compare on a series of Likert-style mood dimensions (e.g. Very Sad - Slightly Sad - Neutral - Slightly Happy - Very Happy). The sample sizes are 19 and 63. The data ...
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1answer
86 views

Combining two variables

I have a questionnaire about factors that affect trust in online shopping. The questionnaire is split into 5 topics (such as security, privacy, website design etc.) with 2 questions per factor. I've ...
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30 views

Likert scale - suitable analysis

I'm brand new with SPSS and I have to analyse a likert scale and I don't know what type of analysis are suitable. I have 30 completed questionnaires within 3, 4 and 5 stars hotels. Every ...
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1answer
37 views

Factor analysis in Market Research

I am doing a survey to find out customer experience/satisfaction for a specific product. My survey contains a scaling question in which i asked satisfaction level (from 1 to 5) 5 being very ...
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9 views

likert scale and binary logistic regression [duplicate]

I am working on a project trying to explain adoption of a certain technology. My dependent variable is binary (adoption/non-adoption) and i have several independent variables which are 5 point likert ...
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52 views

Z score or not?

I have a test divided into two sections of 25 questions each. The two sections (A & B) use different likert scales: A - 0 to 6, and B - 1 to 5. I want to calculate the mean score (score / number ...
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1answer
31 views

Factor Analysis on items measured on two different 5 likert scale items that is one scale is measuring frequency and other the agreement

Can I run factor analysis on items that are measured on two different 5 likert scale, that is one scale is measuring frequency ( i.e never , rarely, occasionally, frequently and always) and other ...
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A 6th response option (“I don't know”) was added to a 5-point Likert scale. Is the data lost?

I need a little bit of help salvaging the data from a questionnaire. One of my colleagues applied a questionnaire, but inadvertently, instead of using the original 5-point Likert scale (strongly ...
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1answer
45 views

PCA on a Likert scale data

I am trying to conduct a small experiment based on Likert style data. I have a total of 20 questions, 10 are referring to a latent construct of happiness, and the other 10 to a latent construct of ...
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How significatly less accurate is information we get from a 3 point scale rating system compared to a 5 scale rating system?

We are trying to add a rating system in our website and we are not sure whether to implement a 5 star rating system or a 3 scale(like,ok, don't like). The pro for the 3 point scale is that users would ...
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30 views

What is the IV and DV of this study AND what type of analysis is appropriate?

I'm currently looking to improve my skills on applying statistics to the workplace. I've found myself stuck on where to go next when trying to approach the following problem: I'm looking to create ...
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65 views

Analyzing Likert Data for Correlations Between Grouped Items

I'm analyzing data from a 1-5 Likert Scale, and I'm not sure which test to use (I'll be using SPSS). My issue is that I'm not trying to determine the correlation between all items, but the correlation ...
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15 views

How to analyze survey data with irrelevant category

I have data from a survey about people's joy from life, and what gives them joy. The questionnaire consist of 20 questions, with a scale similar to likert scale, where 1 - irrelevant, 2 - doesn't ...
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What to do with Likert type data (student evaluations on teaching)?

At my university teachers are evaluated with your standard fare student evaluations on teaching (SETs), where students are asked to rank instructors on a variety of outcomes (15 total) on a 1-5 scale. ...
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19 views

likert scale analysis

i have 34 types of accounting violations, and i want to know which violations can be considered as a fraud, i asked this question to experts by using likert scale questioner, the answers are strongly ...
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27 views

is it necessary to create dichotomous dependent variables to test for proportional odds for ordinal regression?

I have a data set that contains variables collected using a set of likert scales. I want to do a separate ordinal logistic regression with age, gender, and income as the independent variables and each ...
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1answer
29 views

How to do correlation in multiple ordinal variables?

I have five likert scaled variables (with 5 categories each). Variable 1-4 meassure one construct (let us say love) and will be the independent variable. Variable 5 will be the dependent variable. Now ...
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23 views

How to handle unaswered items in a likert scale questionnaire?

I have a 20 items quesitionnaire, using a likert scale for anwers (strongly agree/strongly disagree). The questionnaire is ablout getting the opinion of participants about a topic. A few participants ...
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21 views

do I need to recode my likert scale if the lowest value equals 1 and not 0 for regression analysis

my question: I want to perform a regression analysis with dependent and indipendent variables on likert scales (values 1-5) with 20 items each. My question, can I run the analysis straight away, or do ...
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33 views

How to perform Polychoric Correlation with non-normal distributed variables

I want to perform a polychoric correlation on non-normal distributed underlying variables (which are in my case likert scaled). According to Joakim Ekström ("A ...
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119 views

outliers in Likert-sacele data

I have some data with Likert scale (1-5). In the boxplot, SPSS report some outliers (although the value is within the 1-5 range). As I read so far, removing outliers on Likert scale data is arguable. ...
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22 views

analysing 7 point likert scale data

I do not have any background in statistics. however, I am conducting research for my thesis. I have gathered 32 data (initially) and I need to present primary data to my professor, I am using Excel to ...
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10 views

Testing whether the relationship between a binary IV and Likert DV is mediated by another Likert variable

I wanted to know what the best way would be to examine these variables for a mediating relationship, and if this is possible. The variables are as follows: Independent Variable: Game Motivation = ...
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Which test to use to examine if Likert responses tend to have the given value for each level of the independent variable?

I have one nominal variable, City, with 7 possible options, and one ordinal variable, which is actually a Likert scale about whether or not the citizens want to ...
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33 views

Convert factor score back to Likert scale?

I have done an EFA and I have received 5 factor score variables (they are standardized with mean = 0 and SD = 1). Now I am looking for a way to convert / transform these 5 factor scores (each factor ...