What is the difference between Smith's selection indices and BLUP indices?

02 February 2013 0 10K Report

Both use simultaneous selection for traits for improved genetic advance. What is the main difference and which one should be used?

Badges
Science topic

More Mohammad Tahir's questions See All

Can we combine several locations that have significant differences?

In multi-environment experiments we combine only those locations which show non-significant interactions with the treatments (varieties/genotypes). Could we combine those displaying significant...

10 November 2013 8,012 2 View

I don't get signifcant results from my ANOVA for treatments while in fact there are.

I have some 1000 treatments in augmented design. However, when I run F test for differences among treatments, it is not significant. Pie chart of the treatments according to frequencies of...

04 May 2013 1,883 8 View

How to perform multi trait BLUP using SAS proc Mixed?

I have some 1500 sugarcane genotypes and want calculate breeding values using multi trait BLUP technique. Any Clue for the procedure?

03 April 2013 4,797 0 View

What is robust discussion?

Many of the journal reviewers desire a robust discussion and conclusion in research articles. What exactly should be included/excluded to make them robust?

02 March 2013 2,153 0 View

AMOS 18 returns only direct effects of the variables and not the indirect effects.

I ran path analysis using AMOS 18. It give me direct effect of all variables but shows indirect effects to be zero. What could be the reason?

02 March 2013 2,725 2 View

Error when using correlations as inputs in AMOS 20 for path analysis.

I have 11 variables with X11 as the dependent (endogenous) variable. The remaining are causal variables in three groups. I draw the path diagram and connect the data that have correlations for the...

01 February 2013 8,906 19 View

What kind of transformation to apply to variables having multicollinearity?

After multicollinearity is detected, remedial measures include removing the problem variable(s) and transforming the variable to reduce mutlicollinearity. What kind of transformation can we apply...

01 February 2013 1,983 21 View

My data has the problem of multicolinearity. Removing unique variables using variance inflation factor (VIF) didn't work? Any solution?

I estimated genotypic correlations and then the path coefficients which gave very strange direct effects (more than 3) and residual (-2.2). I used SAS Proc Reg with the VIF option to remove any...

31 December 2012 5,099 16 View

Do we have to transform data when bartlett test fails?

What kind of transformation would be needed?

10 November 2012 3,849 1 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

Do we need to write protocol for a second study of a systematic review that has been registered and published?

I have conducted and published a systematic review and meta-analysis research with the topic related to public health and health pomotion (protocol was registed in PROSPERO). Now we want to...

03 March 2021 8,920 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature)?

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature-based reflection)? Thank you for your time and for...

03 March 2021 2,870 3 View

What degree of missing data in a particular case/participant results in Expectation-Maximisation no longer working?

I'm dealing with a mediation model and am using the PROCESS module in SPSS. Due to SPSS and PROCESS being limited in the imputation methods - being unable to handle multiple imputation - the other...

02 March 2021 4,362 1 View

Do I need to do linear regression before running mediation analysis using PROCESS MACRO by Hayes ?

I just wanted to check if I need to run a linear regression separately if I am using PROCESS MACRO to run mediation analysis. Thank you.

02 March 2021 4,359 3 View

Sample dilution for quantitative analysis using ELISA?

If the detection range is in ng/ml but the reference range is in ug/ml for a molecule or protein in serum or plasma .how to dilute and what is the initial volume to be taken for quantitative analysis

02 March 2021 7,670 3 View