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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2answers
69 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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1answer
23 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
21 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
24 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 ...
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0answers
13 views

Convert a numeric variable into categories - median? absolute value?

Hi: I have a three numeric, continuous variables that are the factor scores that result from a factor analysis of 14 likert items. The analysis suggested three factors. The scores range from about -3 ...
2
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0answers
17 views

Likert Item, Regression analysis

HI there: I have a one likert item I would like to analyze. I know that most scales require multiple likert items, but this is just an exploratory exercise of an existing survey. It's out of my ...
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0answers
7 views

Methods for analyzing pre/post test data [duplicate]

What methods of analysis are utilized for pre/post test data when outcome are knowledge scores? In addition what methods of analysis would be used for Likert behavioral score data?
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0answers
12 views

What is the best way to analyze data from the Likert scale [duplicate]

The Likert scale is being used during a telephone survey to gather patient responses to 5 statements regarding educational material provided during his or her surgical experience. The scale ranges ...
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1answer
49 views

Correlational study or ordinal data using 5-point Likert scale

How do I calculate the correlation using ordinal data based on a 5-point Likert scale associating perioperative education to patient satisfaction scores? A numerical value (...
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0answers
21 views

combining two categorical variables

I have one five point Likert scale variable (importance levels) for accessibility to a certain facility, and another three-level categorical variable (preferred distance). I want to combine these ...
0
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0answers
23 views

Dimension reduction for likert questions, cronbach alpha

I need some input on how to proceed with my data. I have collected data from household survey on 180 sample to find out the importance given to the attributes in a residential location decision. The ...
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1answer
121 views

How to 'normalize' data to account for level at baseline?

In the beginning of an experiment, subjects are required to report on their initial emotions / mood using Questionnaire#1. After the experiment is conducted, the subjects fill another mood ...
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1answer
29 views

Is there an advantage to rescaling a set of Likert items from 1-5 to 0-4?

I have a set of Likert type items asking respondents their attitude on different topics. For example, attitudes toward drugs/alcohol where 1=strongl disagree and 5=strongly agree to the statement "I ...
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0answers
10 views

How do I determine the significance of a difference in weighted averages from a Likert-type survey question?

I have multiple survey questions that give respondents 4 Likert-type options for a response to qualify their knowledge/skill in a particular area. I have calculated a weighted average (and divided by ...
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2answers
28 views

Survey data validation with inverted questions

I have a survey using a Likert scale and two inverted questions out of twenty. Using R how can I identify (and maybe filter out) the respondents that always tick agree, for example, and thus did not ...
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0answers
20 views

Looking for a Good Text on Statistical Analysis of Satisfaction Data

I am looking for a good textbook (or other resource) that covers the analysis of satisfaction data. Most of my data uses likert-type scales. Can anyone recommend something with examples?
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1answer
21 views

What are some scales other than Likert Scale?

I am new to this site. A greenhorn at designing surveys, got a data collection question. I designed a question to gather what individual thinks with regards to doing X at different locations L1, L2, ...
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0answers
42 views

Regression analysis with likert items

I am trying to analyse the relationship between some independent variables and a dependent variable where the independent variables are on a scale 1 (too weak) to 10 (too strong) with 5 being an ideal ...
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3answers
53 views

What statistical test should I use and for what reason?

My dependent variable is an index from annual reports of companies (ranging from 0 to 1). The independent variables will be measured with Likert scales (individuals in each company will respond to the ...
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0answers
35 views

5 Likert Scale and Normal Distribution prior to parametric testing

I have data from a 5 point Likert scale item which approximately 1/4 of the responses only account for 1 through 4 of the 1 through 5 available. Do I have to standardize the min/max response ...
2
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1answer
118 views

Effect of two demographic IVs on survey answers (Likert scale)

I have 4 questions in a survey with Likert-style answers (i.e. 1–5) – and the participants have also answered the demographic questions (country and study-years) – which test do I need to find if the ...
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0answers
19 views

Can composite scores of Likert scale be obtained? [duplicate]

I am using a Likert scale for a group of 3 questions. Strongly Agree Agree Undecided Disagree Strongly Disagree I have 3 questions with these possible responses under the category "Effectiveness". ...
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1answer
43 views

How to rank criteria based on survey response?

I have made a survey to weight the importance of different features of a credit card using a 5 point Likert scale with scores (very important = 5...neither important or unimportant = 1). I have 8 ...
1
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1answer
45 views

Detecting 'causality' in Likert-time series data

[Note] I've decided to re-write my question for the sake of brevity. The original question can be found below. Suppose a number of individuals fill in a questionnaire at a multiple number of time ...
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0answers
57 views

Different Likert scales used in statistical anlysis [duplicate]

I am using different Likert Scales in questionnaire. Three dependent variables have Likert scales of 4 points, 2 points and 2 points. Three independent variables have 3 points scales. One moderating ...
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0answers
46 views

Correlation between different groups (based on an ordinal variable) and a Likert variable

I have a table with responses of a survey. Now I want to test the statistical significance between 3 groups of respondents. There are two columns I'm interested in. The first is an ordinal variable ...
0
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1answer
36 views

Can I use Mean values of likert resposes instead of factor scores in case of skewed values?

I have five point likert scale responses ((1-most imp, 5-least imp) for 14 items that I want convert them into 5 factors with confirmatory factor analysis. I already have designed which item should go ...
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0answers
46 views

How to calculate statistically relevant number of surveys when measuring NPS

NPS Explained: The customer is asked, "How likely is it that you would recommend [your company] to a friend or colleague?" and customers respond on a 1-10 scale I receive a large number of ...
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1answer
57 views

Analysis of likert scale data for a radiology study on dose reduction techniques

To all, I have performed a study where 50 patients underwent a computerized tomography (CT) scan. Each scan was reconstructed using 3 different algorithms (no noise reduction, medium noise reduction, ...
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2answers
251 views

Pre and Post test analysis utilizing a likert scale and SPSS

I will openly admit that statistics and statistical programming is not really in my wheelhouse. That said, my job requires it. I am trying to analyze the data gathered from a pre and post test survey ...
0
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1answer
71 views

Calculating total score for a scale including polytomous and dichotomous items [duplicate]

I have a variable that is measured using a 13-item, 4-point Likert scale with the exception of one item (yes $=1$, no $=2)$. How can I calculate the total score for this variable?
2
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0answers
34 views

Is there any “standards” for minimum variance of likert-type measured variables?

I want to develop a questionnaire. Because the target population are children, I used 3-point likert-type scale (0 1 2) for my items. Now I want to remove invariant items (i.e. the items not having ...
0
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0answers
60 views

Dependent proportion, and independent 5-point likert scale, what regression to use?

The dependent variable is a proportion as a measure of participation in an experiment (questions answered/questions asked). The independent variable is a 5 point likert scale that depicts the ...
0
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0answers
59 views

How to analyse if there is a link between answers on Likert scale and gender/age?

I am trying to analyse the results of a questionnaire with SPSS. I have a number of questions with Likert scale and want to see if there is a link between the age and gender towards the answers given ...
0
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1answer
33 views

Analysing a rating question

In a survey done to find the characteristics consumers prefer while choosing a retail store. Respondents were given 9 options and to scale them from 1-10 one for the most preferred value. Now we ...
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0answers
19 views

what does rating unit means?

In a problem in order to calculate the sample size, it is mentioned that: By use of 7-point Likert-scales, You have identified two segments in the population that you wish to compare with ...
2
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2answers
243 views

Likert Scale Analysis

What are some interesting techniques that can be used to analyze Likert data? As a frame of reference, I have constructed a survey with about 50 items which are intended to assess the attitudes of ...
0
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0answers
46 views

Testing significances in Likert type items

I have a questionnaire of 18 questions with Likert-type answers, going from 1-5. One of them was administered to parents, one to their children. I need to test 2 thing: a) within each group, are the ...
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1answer
66 views

Dependent is the difference between two Likert scales: Which regression to use?

I asked participants in an experiment the same question once before and once after the experiment, to see the effect of the experiment on the answer. The answers were given on a 5-point scale. To me ...
2
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1answer
108 views

Before and after data: Which test for average comparison of Likert scale data?

I have one group of respondents which answer on a scale of 1-5 once before and once after an experiment. I want to see if the experiment made a difference to their responses. I was told not to use a ...
0
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0answers
124 views

z-transformation of Likert-scale questions before running a pca

Does it makes sense to standardize (z-transformation) all ordinal variables (I only have Likert-scale questions) before running a PCA? Or is the z-transformation only used when having variables with ...
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1answer
130 views

Using graph to depict individual movement pre and post intervention

I had an intervention with control group and experimental group. Both groups had pre- and post-tests. So I was using 4 graphs to explain in a presentation. (pre-test control, pre-test experiment & ...
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1answer
176 views

Whether to categorically code likert predictors in binary logistic regression in SPSS and whether to use the Enter method?

I am working on a project trying to predict the antecedents of adoption for a new technology. I am using IBM SPSS software but I am not confident with statistics analysis. I have 10 independent ...
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1answer
178 views

For 5 point Likert scale questions and binary dependent variable, which regression analysis should I use?

For 5 point Likert scale questions and binary (0 or 1) dependent variable, which regression analysis should I use? Can I use a binary logistic regression on SPSS? There are two or three questions to ...
4
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1answer
250 views

Whether to test items for normality (and transform) when performing confirmatory factor analysis on a set of scales?

I received the following email: My project involves rewording a questionnaire and seeing if the internal reliability and CFA results improve. There are 30 items that are meant to form 4 subscales. ...
3
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1answer
1k views

Is it acceptable to use linear regression to predict a 4 point likert scale from a 7 point likert scale?

My dependent variable is measured on a 4 point likert scale and independent variable is measured on a 7 point likert scale. Is it appropriate to run regression analysis on such data with varying ...
0
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1answer
242 views

Cluster analysis on ordinal data

I'd like to perform a cluster analysis on ordinal data (Likert scale) by using SPSS. I have around 140 observations and 20 variables that are scaled from 1 to 5 (1: I strongly agree, 3: neutral, 5: I ...
1
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1answer
242 views

What can I do with a modified Likert-scale questionnaire?

We are using a Likert scale questionnaire and need to be able to identify the rate of the students. What is the best way we identify this rate? What statistical methods are typically used? We based ...
0
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2answers
517 views

Combining several Likert items from a Likert scale into one variable [duplicate]

Hi there I have a very important question for my statistical analysis which needs to be finished in a few days. First of all I have to say that I have not much knowledge of statistics and therefore ...
5
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3answers
145 views

Hypothesis testing with a response scale of “1, 2, 3, 4, or not applicable”

Let's imagine I'm testing a new drug that purports to reduce the effect of a hangover when the drug is administered shortly before an episode of heavy drinking. On Friday night, I stake out the ...