Quadratic regression Calculator
Analyzes the data table by quadratic regression and draws the chart. | |||
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| 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] /67 | Disp-Num |   |
- Purpose of use
- To find the quadratic of best fit for a growth project.
- Comment/Request
- Is there a way to do it using points on the graph?
[1] 2019/05/23 03:11 Female / Under 20 years old / High-school/ University/ Grad student / A little /
- Purpose of use
- algebra 1 homework. i use it every time
[2] 2019/05/07 03:29 Female / Under 20 years old / Elementary school/ Junior high-school student / Very /
- Purpose of use
- Observing lab data
[3] 2019/05/02 20:23 Female / 20 years old level / High-school/ University/ Grad student / Useful /
- Purpose of use
- algebra
[4] 2019/05/02 00:19 Male / Under 20 years old / High-school/ University/ Grad student / Very /
- Purpose of use
- Personal curiousity
- Comment/Request
- Give the formula to calculate R^2 in terms of Sxx, etc.
[5] 2019/04/21 05:35 Male / 60 years old level or over / An engineer / Very /
- Purpose of use
- Math homework
- Comment/Request
- Great quadratic regression formula.
[6] 2019/04/12 01:05 Female / Under 20 years old / High-school/ University/ Grad student / Very /
- Purpose of use
- Math homework
[7] 2019/04/10 10:08 Female / Under 20 years old / High-school/ University/ Grad student / Useful /
- Purpose of use
- math homework
- Comment/Request
- it would be very useful if the equation was ax^2+bx+c instead of a+bx+cx^2.
[8] 2019/04/09 08:28 Male / Under 20 years old / High-school/ University/ Grad student / Useful /
- Purpose of use
- Algebra 1 homework
- Comment/Request
- Add ability to make predictions from model.
[9] 2019/03/21 10:49 Female / Under 20 years old / Elementary school/ Junior high-school student / Useful /
- Purpose of use
- Algebra 1 homework
[10] 2019/03/19 08:11 Female / Under 20 years old / High-school/ University/ Grad student / A little /
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