All Questions
8 questions
2
votes
1
answer
590
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Which type of statistical test should I use for categorical and continuous IVs and continuous DV?
I am conducting an experimental research. Research model shown as figure.
I hypothesized that X positively predicts Y. All participants were required to answer measurements of X and Y.
Meanwhile, ...
- 63
2
votes
1
answer
110
views
Robust linear regression for group differences
I am trying to understand what it means when a p value for a grouping variable is < 0.05 after running robust linear regression.
Does this mean that the 2 groups significantly differ with respect ...
- 21
0
votes
1
answer
23
views
report the results for the planner comparison between the bright group and the average of mixed and dull groups?
Looking at Levene's test of homogeneity of variance that was statistically significant (related to the question but i have not added it as an image). Hence, i would need to look at the "does not ...
- 1
2
votes
1
answer
597
views
Can I use anova on values in decibel (logaritmic)?
I'm doing a project where I'm measuring outdoor sound in different spots. I've repeated the measurement 3 times at every spot on different days (with different weather etc). I measure every spot for ...
- 21
0
votes
1
answer
45
views
Should I use One-Way ANOVA or Paired T-test in this data? What software can you recommend?
I am a beginner on Statistical analysis and I'm honestly not confident with the tools I'm choosing. I conducted an experiment on measuring a person's pulse rate using our project/ device and compared ...
1
vote
1
answer
3k
views
Can I run statistical tests on descriptive statistics like mean and standard deviation? (i.e. no raw data)
I'm trying to figure out which statistical test to run on my data, but it has been processed so that now I have gathered the mean and standard deviation values to be used instead of the raw data.
I ...
- 105
6
votes
0
answers
4k
views
One-way ANOVA from summary data in R [closed]
I want to statistically compare the mean values from eight different groups. I do not have the raw data, but have the sample size, mean and associated standard deviation and standard error. I was ...
- 61
3
votes
1
answer
735
views
Advice on the statistical analysis of clinical data using summary statistics, t-tests, ANOVA, and linear regression
I need some help with the statistical analysis of a study of a particular surgery to remove a particular cancer. I am using the statistical program R to conduct my analysis. My data are saved in the ...
- 2,140