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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25 views

Make 2D color histogram with uniform distribution (Likert scale)

UPDATE: I've been told that I cannot specifically ask for help in regards to the programming (MatLab and PR Tools), but instead should seek help for general techniques. So that's what I'm doing. Long ...
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1answer
8 views

How to word a survey question comparing alternative purchase choices?

I'm creating a survey to ask a customer that just bought a product what other products they considered before buying and how seriously they considered them. I'd like to use a Likert scale type of ...
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0answers
14 views

Expected distribution of Likert to test for bias

I have conducted a survey which included a Likert response question. My question is whether or not it is possible to conclude bias like extreme responding and acquiescence bias by looking at the ...
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0answers
25 views

Comparing Likert-scale data to a uniform distrithbution — what size uniform distribution should I use?

Disclaimer: I'm not an expert in statistics, so if I've got something very wrong somewhere please point it out kindly :) I just ran a study and got some 5-point Likert item responses. The study ...
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1answer
12 views

Reliability test in Likert scale

I have found a Likert scale measure in an article for global job satisfaction measure that included three items as follows; All in all I am satisfied with my job, In general, I don't like my job ...
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1answer
34 views

How to combine different questions of questionnaire into a single variable?

I have used a 48 item questionnaire - a Likert scale - with 5 points (strongly agree - strongly disagree). The questionnaire contains 6 categories and each category has 8 questions. 8 items correspond ...
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0answers
16 views

Generate weighted multidimensional index with Likert-data

I am a bit desperate and hope you can help me with my issue. I'm analyzing the attractiveness of several countries. To do so, I asked practitioners to evalute 17 dimensions on a 1-5 (5 best) ...
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2answers
71 views

Independent and Dependent variables use different scales

How to deal with questionnaire, where 40 questions that represent 8 independent constructs use 5-point Likert's scales and another 5 questions that represent dependent variable use 6-points Likert's ...
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0answers
19 views

Attitude measurement – Score classification – Why using percentiles?

Once we have raw scores from a group of Likert scale items, why are percentiles used instead of considering all the possible scores from the total number items when classifying results of individuals ...
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1answer
21 views

Comparing variability of likert scale answers beyond IQR

I am analysing a simple study where users were asked questions on 5-point likert scales. I use interquartile range (IQR) to assess the variability in the answers of the respondents. In particular, I ...
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0answers
16 views

How to meaningfully collapse Likert-type scale by group?

I've a data set with a set of measures corresponding to group identifiers and Likert scale observation-level measures corresponding. On the lines of this discussion, my Likert scale variables can be ...
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0answers
16 views

Ordinal probit model misses one category of independent variable

I am running an ordinal probit model in STATA. the independent variable is a discrete variable and have 2 options )1,2,3) and so i place a prefix i before it. The results show the parameters for 2 and ...
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0answers
22 views

Mediation analysis with Likert scale mediator

For my master's thesis, I need to conduct a mediation analysis. My independent variable is the condition assigned, with three different conditions: high income, low income and neutral. I coded the IV ...
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0answers
27 views

Likert scale and correlation: when respondents are asked whether or not they agree with a statement

I'm having trouble figuring out how to go about applying correlation and/or regression to a set of Likert scale items that are statements that ask the respondents whether they feel two items are ...
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0answers
45 views

Using Friedman Test or Wilcoxon Signed-Rank Test to compare two sets of Likert data

I distributed a questionnaire consisting two different sets of Likert statements. In the first section, I asked the respondents to rank some employee attributes (on 5–point Likert scale, 1 not ...
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0answers
10 views

Finding Likert Items that Deviate

I'm a bit new to this so please pardon me if I say something ill-informed. I have a set of Likert items which assess how well participants liked different aspects of an activity. I also have a single ...
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0answers
14 views

What type of analysis should I use?

I am using two instruments in my research. One instrument is the PLCA-R which measures teachers perceptions of the implementation of a professional learning community. The second instrument is the ...
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0answers
12 views

Likert scale analysis , how to analyze it in this case?

I have a questionnaire divided in 4 section. Each section has 5 question ; all of the questions are using the likert scale of 7 points (strongly agree, agree..etc..) I want to compare the 4 ...
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0answers
12 views

Comparing the value of Likert scale lengths

I am going over the results and interpretation of results created by a former employee in an medical education setting where I work. I am concerned that the comparisons that have been made between a ...
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0answers
11 views

Is there any research that compares Likert scale questions to “satisfaction” scale questions?

I'm trying to put together a questionnaire for measuring employee satisfaction with an internal process. I'd like to figure out if there is reason to prefer: ...
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1answer
30 views

Normality for Confirmatory analysis with Likert scale data

I'm running CFA on AMOS for an attitude scale and I got a good model fit after deleting three problematic items (less than .30 factor loadings). However, my data is not normally distributed. I was ...
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0answers
54 views

Examining Validity and Reliability of a new questionnaire (Likert scale)

I need to examine the psychometric properties of a newly developed questionnaire. There are 22 items with a 5-point Likert Scale. The designed questionnaire includes two main scales. How do I ...
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0answers
34 views

Ordered Logit Modelling (creating the dependent and using Likert scale variables)

In my study, I will be using Ordered Logit Modelling to model the effects of various Likert scale variables (entrepreneurial perceptions) and firm-level characteristics on sales growth. Originally, I ...
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0answers
40 views

Transform a sum of Likert items to normality

I am analysing data from a survey. There are 11 items, each to be answered on a 5 point Likert scale. It seems reasonable to summarize the results by taking their average, which can then be the ...
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1answer
50 views

How to create scaled scores using Likert Data with N/A options?

I have 7 survey questions that I asked students about regarding their online learning experience. Each question is on a 5 point Likert scale including -1 for not applicable. Now that I have the ...
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0answers
31 views

If the options for my likert variable are described with percentages, can I treat it as continuous?

I am conducting research on production quality improvement in a group of different companies. The main question is: "How has product quality changed?" The answer is on a 6 point Likert scale: ...
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0answers
229 views

Combining variables in SPSS, if multiple regression is appropriate for likert scale

Im looking into how different types of coping strategies moderates the relationship between working and suffering parental stress. In total I have 5 hypotheses, of how the variables correlate with ...
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0answers
34 views

Likert Scale vs Conjoint Analysis. Which to use?

Dear Forum professors, I am planning to conduct a questionnaire to obtain information of a tenant's perspective on management in a building. I would need to ask the tenants to fill up the ...
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0answers
41 views

Wilcoxon Signed- Rank Test vs Kruskal Wallis vs One Way Anova? Which one to use

I am conducting research to rank the importance of certain elements within a property management framework. Would like to know which test is best to help me rank the items. The methodology is as ...
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0answers
19 views

Using R, are these methods valid for determining relationships among Likert scale responses (in different columns) that are nonparametric

I’ve been analyzing Likert scale and was hoping to get some guidance on the methods. The problem with Likert data, of course, is the controversy over whether to analyze it as ordinal or interval ...
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0answers
16 views

Comparing 5 pt Likert scale answers from two different groups (not the same size) [duplicate]

I have ~150 responses to a number of 5pt Likert scale questions along with lots of demographic data about my respondents. I'm now trying to divide my respondents into groups based on their demographic ...
0
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1answer
204 views

How to caculate power analysis in a descriptive study

Hi I'm currently doing a dissertation, its a descriptive quantitative study. The method of data collection is a questionnaire scaled by a 10 point Likert scale. To calculate the sample population ...
0
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1answer
34 views

Analyze a social flying service

I am writing a dissertation to obtain a Master's degree in Business Administration, but have no solid experience in statistical analysis. I have to analyze data from questionnaire in SPSS and I am ...
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0answers
36 views

Likert scale survey student response independence

We administer a confidence survey (likert scale) comprising of 30 items and have conducted PCA to examine dimensionality, item independence and the like. We also conduct student interviews to assess ...
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1answer
57 views

Easy and common way to separate latent classes from Likert-scale survey?

Let say, there are two 5-points Likert-scale questions "How do you like a flavor?" applied for two product samples. That is, each respondent tries two samples and evaluate them on Likert scale. ...
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0answers
19 views

Derived Scale for Exploratory Factor Analysis

Is it appropriate to use a 10 point Likert scale for EFA in the form of Yes/No followed by strength of the response varying from Very Low to Very High? The scores would be assigned as follows Yes/VL ...
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1answer
33 views

correlation between variables not having the same number of responses

can I make correlation between two variable, one of them have 40 responses and the second variable have only 35 responses. taking into consideration that both variable are measured by 5 point likert ...
0
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1answer
220 views

Simple Analysis of Likert Result with Mode and Median

So I made a questionnaire using Likert Scale. Let's say that I want to know "user's satisfaction of new web interface", where I used 5 questions with Likert Scale to answer that one question. The ...
0
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1answer
240 views

Correlation between two Likert items with a non-monotonic relationship

One of the assumptions for Spearman correlation is that there is a monotonic relationship between the two variables. I've created a scatterplot for two Likert item variables, but it seems impossible ...
0
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1answer
29 views

How many hypotheses are needed when researching one category with multiple likert-scale question

I am currently researching two groups on their willingness with 5 questions on a 7-point Likert-scale. My hypotheses are: $H_0$: There is no difference in willingness between the two groups. $H_1$: ...
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2answers
35 views

Ordinal or nominal

I designed a questionnaire regarding teacher readiness to conduct / perform certain tasks other than teaching in the classroom. One of the items included is the period of service of the teacher. Here ...
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2answers
325 views

Do the residual plot and QQ plot look normal?

I am doing linear mixed model and would like to check the assumptions using residual plot and QQ plot. Here is my code: ...
3
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1answer
96 views

Generate random correlated categorical variables

Lets say I want to generate 100 observations of 2 likert scaled, normally? distributed variables with 10 categories (1-10) and a pearson correlation of f.e. ~0.8. I am aware that using pearson ...
0
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0answers
10 views

Which statistical test should I use for my questionnaire on Body Image? [duplicate]

I am doing a study on body image and how that differs for people depending on their age, race/ethnicity, and socioeconomic status. Should I be using a 2-way ANOVA test (between subjects) I will be ...
0
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1answer
93 views

Computation of Yes/No question and 7 point Likert scale into new variable

I could not find an answer to this specific question on the forum so ill make a new post. Thanks a lot for helping! I have 5 Yes/No question, and 5 7-point likert scale items (that each corresponds ...
0
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1answer
134 views

What statistical analysis should I use for Likert-Scale data? [duplicate]

I am trying determine if there is a significant difference in preference of activities between males and females.I'm using a survey with the following question on 7-point likert scale: Question 1: I ...
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1answer
149 views

Likert scale based composite variables

I am conducting a small research into the adoption of smart home technologies for elderly people. In this research I have conducted both questionnaires and interviews, with the questionnaire being ...
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0answers
18 views

Trend Survey Statistical Tests

I am designing a trend survey using a Likert style survey. I have three opinion questions, each with the same choice of responses ranging from Not Likely to Very Likely. Are there any statistical ...
3
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7answers
2k views

How to judge if 5 point Likert scale data are normally distributed?

I have read that the t-test is used when the population is normally distributed. How can I determine if my data are normal given that I am using 5-point Likert scale with a sample size of 100? What ...
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0answers
49 views

Can One Compare the Margin of Error of a 7-point Likert Scale vs 9- point Likert Scale

In many of our product tests and attitudinal studies where we ask for rating on Overall Liking (a product), product managers either use a Likert scale of 7 or 9-points with each point anchored (ex. 7= ...