statistical research

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    Method/test to use analyzing survey

    What type of analysis to do on staff engagement survey to find root cause of problem? Questions covers trust, well being, working environment topics. Answers collected are in 1-5 scale, 1 being strong agree. Method used so far is finding correlation between the questions. Any other...
  2. M

    How do i analyze the following results statistically?

    In an animal experiment study, efficacy/preference of an energy drink was compared against the individual compounds present in it. 3 groups were designed for the study. Gr1 received energy drink, food and compound 1 (one of the 3 major compounds of energy drink) Gr2 received energy drink...
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    Identifying relevant predictors and interactions

    I have a data set comprising of 12,000 observations and 1,100 potential predictors (continuous and nominal) for a binary outcome/target variable. The research question is to identify interesting predictors and interactions for the binary outcome/target variable. Given the large number of...
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    Coding Group Equivalency on Pre-Treatment Measures for Meta-Analysis?

    Hello- I am constructing a code book for a meta-analysis. I only want to include evaluations where program and comparison groups were reasonably well matched on pre-existing differences in key variables, such as age, prior educational achievement, etc. Any recommendations on what statistic to...
  5. B

    Comparing time curves for two groups in research.

    Hello, I am creating time curves (experimentally) for two groups of mice (f(t) and y(t)): number of particular cells (in murine blood, per ml of blood) vs time after single intravenous injection of one drug (which is supposed to induce proliferation of the cells under study). I chose to start...
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    Which model to use for a meta-analysis? Fixed Vs Random effects model

    I'm having trouble choosing which model to use to analyze my findings. My meta-analysis is about how effective a drug is compared to placebo or no intervention to reducing pain during needle procedures. So I've collected the studies I need, I'm looking at a specific drug and the outcome...
  7. A

    Small distance variability

    Hello everyone. I'm doing research on small distance variability between exploration wells. I have all databases, f.e. gamma-ray in every 10 cm depth. What I need to do is to find correlation between two wells. So, my question is which methods should I use? I'm thinking aboout T-test, but...
  8. M

    Need urget help for one sample z test of proportions

    Hi All, I need to confirm whether I am doing it correctly. Survey question is: Have you ever witnessed violent episodes/incidents in the last week? 1. NO 2. Yes. 58% witnessed/experienced violent incidents and others 38% didn't with 4% missing responses. I just need to test...
  9. B

    Assistance with Statistical Methodology to address research problems

    Im looking for some help with a statistical method(s) that can support the research questions i am looking to answer. I am basically doing research on (1) user adoption of technology and (2) whether people believe that by adopting tehnology, it can yield benefits to others (such as in...
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    Advice on comparative analysis between two groups on Likert scale questionnaire

    Hi everyone, I'm stuck on my dissertation which is due next week. I'm a business major student and my project is a comparative research on corporate social responsibility (CSR) between Chinese and German firms. According to my literature review, it's quite obvious that German firms have much...
  11. N

    Ranked Data analysis Help

    Hi I need help analyzing data from a survey. i am looking at consumers shopping venue and their confidence in regulation by various industry players. Shopping venues question: please choose your top 3 shopping venues (1 for each and zero for those not chosen) Confidence questions: How...
  12. Z

    Survey Analysis

    Hey Guy's I really need your help. I am not a statistician. I have to analyze surveys that have 6 observations (people) and 20 factors (food preference with answers; like, dislike, neither or no) What method should i use to analyses this on SAS or Excel
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    Very simple, yet tricky question about representing data in bar charts, any opinions?

    Dear readers, I have conducted analysis on a open answer question about quality of service delivered to customers. Currently, I am in the process of making bar charts, however, something easy becomes tricky when analyzing big datasets. Since the amount of data that I processed was quite...