1. M

    Correlation - need help to understand which method nto use for before after scenario

    I have three parameters, 1. Attachment level with phone (categorical data eg. Highly attached, detached, highly detached etc) 2. Hours spent using phone before covid (continuous) 3. Hours spent using phone after/during covid (continuous). Now what or how to correlate these three parameters to...
  2. M

    Relationship between a variable with categories and a variable with numbers?

    In SPSS, is there a way to find out if there is a siginificant relationship between symptoms (on a scale from 0-3, with 3 = the worst) and hospital stay ("yes" or "no") are related?
  3. C

    Correlation between nominal variables

    Hi all, I'm currently working on a dataset extracted from a questionnaire and entered and coded in SPSS. Im trying to show correlation/relationships between a range of demographic dependant variables and one outcome variable. The data is nominal and often on a scale ( important would...
  4. L

    Time series analysis of causes of congestion

    Hello, I have tried to find a post on the forum which covers this topic so apologies if this question has already been answered. I am wanting to do a time series analysis on the relationship of 2 sets of data. The first set of data consists of 10 different road performance variables...
  5. H

    How to test relation of two variables

    I want to test relation of "multimodal transportation features" and "environmental performance". I am wondering which of this following series of questions can be asked and what test should be done in each case: (i) I can ask two series of questions on "multimodal transportation features" and...
  6. M

    Urgent Help Please For Creating Relationship

    Hi Buddies :wave: Thanks for your upcoming help :) I have been trying to create relationship dependent scale which are (Positive, Neutral, Negative) = ( 1/ 0 / -1) and independent variable of 1 - 5. I would like to know how to evaluate impact of Independent variable on dependent variable...
  7. U

    Pearson r and Data

    I am trying to determine the relationship of scores on a test between teachers and their students. I have 40 classes for a total of 40 teachers and 335 students. For example, Teacher (Bob) scored a 70 out of 100 and his 24 students scored an average of 60; Teacher (Susie) scored an 83 and her 27...
  8. O

    Regression Analysis w/Dummy Variable

    I am trying to run a regression on a dataset. The dataset has the regions listed as 1, 2, 3, and 4. To run a regression, do i need to recode these regions to 0,1,2 and then run a regression? If so, where in the regression analysis output will it tell me the difference between the regions? Should...