Can I run the demographic factors as independent variables by using PLS?

My question is about using the demographic factors (age, gender, education level, marital status, income, family members, children members) as independent variables in my model? the validity and...

06 July 2018 5,879 1 View

How can I determine the sample type that I need to use in my research?

Actually, I am confused about the sampling design (Type) that I need to use in my study. I want to distribute the surveys to the institution that have respondents who got the same characteristics...

03 April 2018 8,197 0 View

Can I use the same questions in pre- questionnaire?

My question here is about using the same questions in previous questionnaire in my study. Does anyone have an idea about this issue, or I need to take the permission before?

31 December 2017 8,848 5 View

Can any one explain the meaning of control variable ? and which is better to put first in the questionnaire DV or IV and why?

I am confused about the meaninf of control variable?? how can I use it in my questionnaire... Can I start my questionnaire with DV variables then IV variables?

09 October 2017 6,332 7 View

How the intention can affect the actual behaviour?

04 May 2017 9,377 2 View

What are the familiar items that usually used in questionnaire related to actual purchase behaviour rather than dichotomous questions (Yes or No)?

I am interested to find items of the actual purchase behaviour of residential real estate, rather than yes and No question.

03 April 2017 1,488 1 View

What can I use via SPSS to test hypothesis related to moderator factor?

02 March 2016 9,046 5 View

My question about VALS survey , Is anyone here know how can I determine the questions related to each vals category according to vals survey?

VALS survey has 35 questions , after answering them it will determine ur category .My question , what are the questions that are related to each VALS category, how can I segment the questions to...

04 May 2015 2,060 2 View

How can I use the VALS survey in buying housing area?

Does any one know how can I adapt and use VALS survey in byuing housing area ?

03 April 2015 9,595 2 View

Doeas anyone have background on using VALS survey in housing field ?

How can I use VALS survey to establish survey related to housing area ? I mean if any one has any suggestions to questions related to housing area by using VALS survey.

31 December 2014 5,089 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

How to calculate BREQ 3 questionnaire?

how to calculate BEHAVIOURAL REGULATION IN EXERCISE QUESTIONNAIRE BREQ 3 ,which contain 24 questions and each question has 5 answers (0- Strongly disagree , 1-disagree, 2- Neither agree nor...

02 March 2021 811 3 View

I am interested in medicinal chemistry field, which books are highly recommended to learn from?

I am at the beginner level in drug design and drug discovery, and I am interested to learn more about this field. Which books are highly recommended to start from and gives me all essential...

02 March 2021 8,437 2 View

Please suggest a good text book for "Research Methodology in Life Sciences". Which book would be good for PhD Scholars?

Please provide Book Title and author name

02 March 2021 9,059 3 View

Could any one guide me, to write research proposal for grant? ?

We have one plant, the local people using this for controlling blood sugar, the toxicity and antidiabetic activity of the plant is not reported yet, please guide from whag should be the process ?...

02 March 2021 2,300 1 View

Would fecal samples stored at -20C for over a year impact metagenomic analysis?

Dear All, I have access to some rodent fecal samples that have been stored at -20C instead of -80C. Anyone have experience with the impact of stowage condition on comparative metagenomic analysis...

01 March 2021 2,512 1 View

Is anyone familiar with the cyclic compressive fatigue testing (BS EN 12697 - 25) ?

I would like to get more information on the cyclic compressive fatigue testing (BS EN 12697 - 25) which is typically done for bituminous material in pavement design. Any one can advise on the...

28 February 2021 2,004 3 View

What is Flat Lens Antenna?

28 February 2021 5,433 3 View

Can impedance of antenna be less than 50 ohms?

I am simulating helix antenna in hfss, right now, giving excitation with 50 ohms port. When I see the results of Z parameter (real). It shows lower than 50 ohms. Do not understand, if it can be...

27 February 2021 4,218 7 View

Does different dilution factors affect negatively on NH3 reading ?

I have a sample of treated water sample & asked to obtain ammonia conc. in sample using a machine with 5-25 ppm detection range. However, upon testing with different dilution factors, all...

27 February 2021 8,483 3 View