What a polynomial regression equation explains about a relationship between two variables?

Nazmul Hasan @Nazmul_Hasan29

05 May 2017 0 5K Report

Suppose a polynomial regression equation of two factors (A and B) is-

y = -0.3449x2 + 3.5911x + 12.667

R² = 1

What is understood by -0.3449, 3.5911 and 12.667

Thanks in advance....

Badges
Science topic

More Nazmul Hasan's questions See All

How can I treat pure sinigrin with sulfatase?

For making desulfoglucosinolate HPLC standard solution. I need step by step procedure. Thanks in advance.

31 December 2018 6,885 3 View

How can I make 10,000 ppm Indigo dye stock solution with DMSO?

Theoretically 10,000 ppm is like dilution of 10 mg indigo in 1 ml DMSO. Is it really possible to dilute?

09 October 2018 10,032 2 View

How the universal buffer is selected and amount is calculated for double digestion method for PCR product purification using a universal buffer tabl?

I want to purify PCR product. I used XBaI and KPnI enzymes. Now I want to make reaction mixture. From the universal buffer table it is showing that I have to use 1xM What should I understand...

09 October 2018 9,924 3 View

Is there an alternative to a multinomial regression which allows the DV to be non mutually exclusive?

I am trying to analyse data from a survey examining what variables affect teachers perceived barriers to incorporating technology into their classroom. I have 5 predictor variables however my DV...

06 August 2024 1,752 3 View

In order to run Multinomial Logistic Regression, is it required that the data be in the long format?

I am using unit level data (IHDS round 2) & Stata 17

06 August 2024 5,725 2 View

Normality assumption for linear regression is The assumption of normality is whether for residual errors or predictor variavble?

When we conduct linear regression, there are several assumptions. The assumption of normality is whether the residual errors are normally distributed, not whether a predictor is normal?

31 July 2024 6,164 3 View

Is it redundant to use both Random Forest and Decision Tree algorithms in the same regression project?

I am currently working on a regression model for a project and considering using both Random Forest and Decision Tree algorithms. Given that Random Forest is essentially an ensemble of Decision...

23 July 2024 4,306 3 View

How can the resilience of agricultural systems be improved by both gradual climate change and increased climatic variability and extremes?

17 July 2024 3,681 3 View

If in a panel data, T>N then which model is appropriate ?

In my data set, T is greater than N, so I chose quantile regression for my data set. So is it appropriate for that?

15 July 2024 6,416 4 View

What are the problems we face when we directly inverse a multivariate regression equation?

Why direct inversion of mutivariate regression equation is not preferred and instead optimization techniques are used?

15 July 2024 8,642 3 View

How to interpret a Low R squared and negativ adj. R on my fixed effects panel analysis?

Hi guys, in the context of my master thesis i analyze the statistical relationship between income and subjective well-being (Panel: SOEP, n: 300.000 observations over 10 years). After creating a...

13 July 2024 7,539 6 View

What is the best method for modeling the transmission and reflection of an electromagnetic wave incident on a magnetic multilayer thin film?

Previously, I successfully modelled the transmission and reflection of electromagnetic waves incident on non-magnetic materials. Please refer to my publications for details: 1- A polynomial model...

05 July 2024 1,396 2 View

How does excessive use of smartphones impact interpersonal relationships in contemporary society?

Excessive use of smartphones impact interpersonal relationships

03 July 2024 8,362 1 View