How to estimate 2SLS with different instruments for different endogenous variables?

To be specific, I want to conduct an IV regression in stata with the following three equations. EQ1: Y1 ~Y2 Y3 X EQ2: Y2 ~ Z1 EQ3: Y3 ~ Z2 Both Y2 and Y3 are endogenous. However, Z1 and Z2 are...

23 February 2021 6,266 3 View

Hi, Good day! Do you have related studies about my title, "Factors Affecting the Senior High School Students' Stress Tolerance in Problem Solving"?

I am new researcher. I want to learn more and I need your help. Thank you.

04 February 2021 6,834 4 View

How to design a PI controller for fourth-order transfer-function ?

Hey! I'm in the work of designing a controller for a zeta converter, it is a fourth-order system. I tried ways like the Ziegler-Nicols method, Root locus method using Control System Designer in...

29 October 2020 4,054 3 View

How to cite the results from Gallup Strengths Finder Assessment?

In my report, I included the ideas from the results given to me by the Gallup Assessment, but I am confused on how I will cite the website using APA 6th edition and what is the format for both the...

12 October 2020 5,396 2 View

Is it possible to get more than one final optimal solution using TOPSIS decision-making method in multi-objective optimization problem?

So is it possible to get more than one final optimal solution using TOPSIS decision-making method in multi-objective optimization problem? If there is the possibility of getting more then one...

01 September 2020 7,680 9 View

How are latent means and observed composite means different?

I know that they are different but I am kind of at a loss for how to explain the difference, but I may be overthinking it. In simple terms, my understanding is that a latent mean(intercept) is an...

19 August 2020 8,857 4 View

How to model water acidification using CO2 and acids ?

Hello, I am trying to model the amount of CO2 vs mineral acid (HCl, H2SO4) needed to acidify water with various alkalinity conditions. It would be helpful if I can get some suggestions on the...

04 May 2020 9,798 8 View

How to calculate V0 (initial velocity) for a discontinuous enzymeaic assay?

Usually, for fixed-time or discontinuous enzyme assay, a specific incubation period (say 30 minutes incubation period) is required before the reaction is stopped and measured (say...

30 April 2020 2,506 2 View

Does Actively Growing Culture delivery from DSMZ require dry ice shipping?

I tried to see the details of the delivery of a bacteria in risk group 1. But couldn't find the exact information . https://www.dsmz.de/collection/catalogue/microorganisms/prices Does...

26 April 2020 7,021 1 View

How to do a two-way ONOVA in SPSS?

I don't have advanced knowledge of SPSS and tutorials aren't making much sense to me, if anyone is able to explain SPSS two-way ONOVA step-by-step in the simplest form I would be grateful. My...

30 March 2020 8,769 2 View

Does anyone have a stack of images of action potentials or abnormal brain scans?

I need a stack of black and white .jpeg/.tiff/.jpg/.png images across time of either action potentials, neurons firing, or brain scans (comparing disease and normal brain, disease progression,...

09 February 2021 2,648 3 View

What statistical test do I use when analysing data from the social physique anxiety scale?

I am researching the effect of social media on social physique anxiety of young adults. What statistical test do I use when analysing data from the social physique anxiety scale? (Leary, 2013)

03 February 2021 2,618 5 View

Mental health of COVID-19 Patients?

We want to conduct a study on the mental health and psychological problems in COVID-19 patients and would measure it in terms of Anxiety by Beck Anxiety Inventory, Depression by Patient Health...

02 February 2021 6,401 6 View

Does anyone know of a stress scale, corona virus anxiety scale?

Any scale measuring stress, caution of exiting the home during COVID precautions, how cautious an individual is about COVID?

06 January 2021 2,396 3 View

Interpreting regression findings prior to inclusion of control variable?

I'm looking for advice on interpreting a statistical relationship - it's for a paper I am reviewing. (Variable names have been changed). It was found that: [IV anxiety + control variables y and...

06 January 2021 558 3 View

What is the impact of Pandemic on the higher education faculty?

Work life Balance, Stress, Anxiety, Effective teaching

28 December 2020 6,201 3 View

Which statistics to be used?

18 December 2020 7,071 11 View

Why is an Appreciable Percentage of People Unwilling to receive Vaccination for COVID-19?

Almost 50% of US residents and ~ 33 % Britons have refused vaccination on one pretext or the other!! Angst related to side effects could be a cause or the alacrity of the vaccination's manufacture...

17 December 2020 1,667 17 View

What statistical test should I use for my research project?

I am doing a research project on social media usage and how it contributes to anxiety and depression. I had some peers take a survey asking about their social media usage and their related...

02 December 2020 7,600 7 View

Which should be used for Anxiety : unselective beta blocker or B1 Blocker ?

which would be more effective in treatment or protection from Anxiety : unselective beta blocker as Propranolol or selective beta-1 adrenergic receptor antagonist as Bisoprolol ?

15 November 2020 7,994 2 View