Quadratic regression Calculator

Analyzes the data table by quadratic regression and draws the chart.

Quadratic regression: y=A+Bx+Cx2
    1. (input by clicking each cell in the table below)
data 

Guidelines for interpreting correlation coefficient r :
  0.7<|r|≦1        strong correlation
  0.4<|r|<0.7     moderate correlation
  0.2<|r|<0.4     weak correlation
  0≦|r|<0.2         no correlation

Quadratic regression
[1-10] /96Disp-Num
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[1]  2021/02/16 22:05   Female / Under 20 years old / High-school/ University/ Grad student / Very /
Purpose of use
needed help with quadratic equations
[2]  2021/02/14 08:39   Female / 20 years old level / High-school/ University/ Grad student / Very /
Purpose of use
Fitting data
[3]  2021/02/04 10:09   Male / Under 20 years old / High-school/ University/ Grad student / Very /
Purpose of use
Determine coefficients of a virial expansion quadratic equation by fitting data to function
[4]  2020/12/02 06:37   Male / 30 years old level / An engineer / Very /
Purpose of use
Calculate arrow trajectories for archery.
[5]  2020/11/11 11:25   Male / Under 20 years old / High-school/ University/ Grad student / Useful /
Purpose of use
home schooling
[6]  2020/11/10 12:24   Female / 20 years old level / High-school/ University/ Grad student / Very /
Purpose of use
I already knew how to do linear regression. I needed to learn how to perform parabolic regression for a physical chemistry class. This was a good teaching tool and helped me verify my answer. Thank you!
[7]  2020/10/15 18:37   Male / 60 years old level or over / A retired person / Very /
Purpose of use
it was for mu brother, I think he uses it to evaluate financial trend
[8]  2020/09/23 06:57   Female / 20 years old level / A teacher / A researcher / Very /
Purpose of use
Student classwork, physical calculator replacement
Comment/Request
Thank you so much, Really appreciate this resource!
[9]  2020/09/06 19:28   Male / 30 years old level / An office worker / A public employee / Very /
Purpose of use
reverse engineering damage and mana formulas in a videogame
[10]  2020/07/24 10:15   Female / 20 years old level / A teacher / A researcher / Very /
Purpose of use
for checking purposes and for test-making purposes

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