Regression analysis for likert scale dependent variable with ordinal dependent variables , how ?

my survey responses are on likert scale whereas independent variables are ordinal. How to do further regression analysis in SPSS.

31 December 2019 3,575 4 View

Fillable WHO oral health assessment form free availability ?

Are Fillable WHO oral health assessment form for adults and children 2013 freely available? it will be quite helpful if such forms are available and further data can be transferred to spreadsheet...

10 November 2019 5,834 4 View

How to decide the apt effect size in g power software while sample size estimation?

out of three small,medium or large options for effect size in g power, how to justify the selection, if we have to directly place the value rather than calculating it separately while performing...

05 June 2018 1,342 3 View

Citrus fruits and oral health, any comprehensive review publication available ?

is there any literature relating intake of citrus fruit and oral health

05 June 2018 2,607 3 View

How to generate regression equation with one of the independent variable is nominal in SPSS?

how to predict the value with independent nominal variable

04 May 2018 7,374 4 View

Cut off age for "children form" for WHO oral health assessment form 2013 ?

09 October 2016 9,106 5 View

In g power - sample size for F test family, ANOVA being the stats. test , effect size - sd with in each group how to calculate for 4 groups ?

in g power - sample size for F test family, ANOVA being the stats. test , under determination of effect size - sd with in each group how to calculate for 4 groups ?, my point is we have the means...

08 September 2016 8,404 11 View

Is there an alternative test for chi square on frequency data ?

01 February 2015 6,811 9 View

Kindly let me know the free online plagiarism checker ...?

plagiarism free checker online or software

31 December 2014 6,009 6 View

If a dependent variable is binary and independent variables are categorical,which regression model is appropriate?

10 November 2014 4,137 9 View

How optimize the Size Exclusion Chromatography?

Hello! I'll do a size exclusion chromatography, but I only have an open column, and I'll perform the peptide extraction from yeast, using buffer lysis (sodium phosphate 50 mM/NaCl 30 mM/DNAse and...

01 March 2021 2,215 2 View

No title

01 March 2021 3,905 5 View

What test should I use to compare two or three means, if data is not normally distributed but sample size is > 30 in each group?

I personally feel this as a most confusing question. As per my understanding, if sample size is > 30, and sample is skewed, we can still use paramteric approach, as it will follow Z...

01 March 2021 1,587 6 View

Is it necessary to report effect size (ES) in statistics of biomedical research given that we already report p values routinely?

Pls share your thoughts

01 March 2021 7,330 4 View

Why there are two peaks while using the mie plot of Silver nanoparticle?

Hi, I am trying to learn the theoretical modelling of silver nanoparticle using the Mie scattering theory. After that, I discovered a software named Mieplot developed by Philip Laven, where it...

25 February 2021 7,493 6 View

How to calculate Z (the number of molecules in a unit cell) for calculating theoretical density?

I am trying to calculate the theoretical density of my ceramics materials. I use the formula below to calculate the theoretical density: Theoretical density = (Molecular weight x No. of molecules...

24 February 2021 3,823 2 View

How to handle studies which report perfect effect sizes in a meta-analysis using Pearson's r?

I'm in the process of updating a meta-analysis and in one of the new studies, effect sizes are reported as Tau-U. Two of the effect sizes are reported as Tau-U = 1.00. I am using Andy Field's...

24 February 2021 2,265 3 View

Sample size determination for non-parametric tests?

How do I run a a priori sample size determination for non-parametric tests, like the Mann-Whitney U-test and the Kruskall-Wallis or other non-parametric tests that accord with the unpaired t-test...

24 February 2021 166 6 View

How to determine a priori sample size for t-test with unequal means?

I need to conduct a a priori sample size determinations for t-test with unequal means, but I don't know the sizes of the groups nor the ratio of both groups... Can I do a sample size determination...

24 February 2021 8,289 3 View

What are alternatives to factor analysis for a small sample?

My sample size is too small to conduct a factor analysis. I created my own psychometric scale for measuring Effectiveness of Support, which contains 38 items (4 sub-scales) Im really struggling...

23 February 2021 9,287 12 View