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Questions tagged [qualitative]

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2
votes
1answer
45 views

Standard Deviation in qualitative sample

Can there be a meaningful standard deviation for qualitative data?
1
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0answers
19 views

Plot of two ordinal variables?

It is common to represent various (ordinal, social) attributes on a pair of axes as in the examples below. In general, what is this sort of graph/representation called? It is, perhaps, useful to ...
-1
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1answer
474 views

Difference between continuous and non-continuous data . [duplicate]

In a dataset "survey", pulse and age are given as non-continuous data. how come these age and pulse can be non-continuous? this is the reference link https://explorable.com/discrete-variables
6
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1answer
67 views

Survey: dismiss an answer based on quality of other answers?

I am having an issue that I can't find an answer to. In my research, I have a mixed qualitative/quantitative survey (roughly 30 participants). One of the participants answered 3 out of 5 qualitative ...
0
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2answers
501 views

Intercoder reliability without mutually-exclusive codes

I have the results from qualitatively coding the contents of ~100 images, with 7 categories and 96 tags in total. It's incredibly difficult to define mutually exclusive codes for the content we're ...
0
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0answers
66 views

Eliminate Qualitative Predictors (working in R)

So I'm a totally newbie to the field of statistics. I'm working on a project where I have a quantitative dependent variable that I'm supposed to predict using a mixture between quantitive and ...
1
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0answers
44 views

Reliability and reconciliation for multiple open-coders

I recognize this may be partly a question for qualitative researchers, but I'm not sure which Stack Exchange is theirs. The basic context is that we have a series of text excerpts from newspaper ...
0
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0answers
42 views

Regression qualitative explanatory variables

I am trying to run a regression, taking StudentMarks as the dependent variable and regressing this on the following variables: Nomadic/Semi Nomadic: if the Child lives in a nomadic family then ...
1
vote
1answer
49 views

Design of experiments. Parameter measurement not continuous

I'd like to do a design of experiments which involves 4 factors, I haven't decided which design yet, prolly, Taguchi or fractioned factorial one. I used to work with measurable effect but in this ...
0
votes
1answer
85 views

How to do future prediction with year as a qualitative predictor in regression model?

This is a general question. Hypothetically, I have a polynomial regression model where year is a qualitative predictor with multiple classes, converted into binary dummy predictors. E.g., if I have ...
2
votes
2answers
142 views

Is it desireable to analyse questionnaire responses with standard methods of statistical analysis? [closed]

I'm a bit puzzled how to analyse self-report questionnaires (for example psychometric studies). For example, consider a standard Hamilton Rating Scale for Depression which comprises 21 items with ...
0
votes
1answer
95 views

Using Nvivo to analyse changes over time

I am currently undertaking a Thesis research paper where I am seeking to explore and understand how views on a certain topic have changed over time as reported in the media. I am going through a ...
1
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0answers
337 views

NVivo IRR Test of Content Analysis Data: How do I interpret each row of Kappas?

I am currently working on a research project that involves content analysis of secondary published data (corporate sustainability reports) by U.S. companies. In order to capture the data, I and two ...
1
vote
1answer
400 views

After calculating inter-rater reliability, which data (e.g. consensus data?) should be used for further analyses?

My study used 2 raters in a fully crossed design to code 1) a categorical variable and 2) a continuous variable (i.e counting the number of times something happened). My question is, after ...
1
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0answers
28 views

Simulating qualitative interaction in survival analysis

I am trying to simulate the survival data that can fit the model: $$h(x) = ho(x) exp (a_0*Treatment + a_1*Treatment*x_1 + a_2*Treatment*x_2)$$ Whereas treatment is an binary variable (0 = control ...
0
votes
1answer
405 views

Regression with Quantitative and Qualitative independent variables

I'm new to statistics and I would greatly appreciate any help on this. I have a response (heart beat, a numerical variable) and five other independent variables. Four are numerical (Age, Weight, ...
1
vote
1answer
1k views

Categorical or Quantitative?

A colleague and I had a conversation about whether the following variables are categorical or quantitative. 1) Social security numbers 2) Phone numbers 3) Postal zip codes We agreed that all three ...
1
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0answers
40 views

Level of significance for qualitative ordinal data

I have three sets of qualitative data (n=20). Each has four categories (0,1,2,3) with the data shown in percentage. What would be the best way to show if the differences between them are significant? ...
0
votes
1answer
556 views

What type of regression for qualitative dependent variable

What econometric analysis can be used to study the impact of quantitative independent variables on a qualitative dependent variable? Basically, how do I do conduct a multiple variable regression where ...
1
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2answers
882 views

Labels for correlation coefficients

How could we attribute labels for correlation coefficients in order to facilitate reading the data specially for non-technical people or in qualitative analyses? For example: $\rho > 0.9$ - ...
0
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0answers
44 views

About the appropriate regression model

I have a quantitative dependent variable and all my explanatory variables are qualitative (binary or multi-category). I need to analyze the impact of each level on the dependent variable. I also need ...
2
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2answers
2k views

How to compute Kendall tau for more than two variables

I am new to statistics. I decided to use Kendall tau correlation. I want to find correlations between every variable of the data set. (For example, if there are three variables in the data $x, y$ ...
0
votes
1answer
182 views

Qualitative or quantitative?

If I went through a box of candy which contains 4 types of flavor (orange, grape, apple, strawberry) and recorded the number of each flavor in my worksheet, what is the type of data that it is ...
0
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0answers
30 views

Data capture in psychological treatments - nonmandatory random repeat questions

this is a query for approaching a prospective exploratory study in psychological treatments It is not very easy to monitor response to psychological interventions. Usually there are standardized ...
1
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0answers
16 views

Quantitative method to determine necessary and sufficient causes [duplicate]

I am attending a qualitative methods conference in social science, and one of the speaker argues the following. In the two graphs below, a researcher using regression would see two regression lines ...
1
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0answers
467 views

Comparing Percentages Between 2 Groups When Each Group's Total Percentage Exceeds 100

I am comparing the rate of specific Response Patterns A through L among students in Group 1 vs. Group 2 (rates for the first five patterns are exemplified in the table). These are response patterns ...
1
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0answers
53 views

Trying a multivariate analyses on time series (with R)

I got measures of one variable (that behaves as a time series) for different conditions (some quantitatives, but mostly are qualitatives). For example, this is a "fake" representative plot of this ...
1
vote
2answers
8k views

Correlation between quantitative and qualitative variables

I have a dataset composed by 5000 observations. Each observation contains the income per year of a person (from 50 to 50.000.000) and the fact of having a car (yes/no). I would like to check if a ...
5
votes
1answer
2k views

How can reliability and validity of content analysis be quantified when there is only one person coding the data?

How can reliability and validity of content analysis be quantified when there is only one person coding the data?
0
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0answers
175 views

How to analyse qualitative interviews coded on a 1 to 4 ordinal scale?

I'm a student helping a professor with some research interviews done in QSR Nvivo. Basically the interviews are coded in 4 outcome categories: solely positive generally positive with a few ...