Home>Mathematics homework help>Statistics homework help
math
statistics
The value of lumber is usually a nonlinear distribution. Listed here are the present costs at a well-liked dwelling enchancment retailer for two” x four” lumber in several lengths.

size – ft worth

eight $5.11

10 $7.58

12 $9.12

16 $12.87

* Create a scatterplot utilizing this information. Place the explanatory variable on the horizontal axis and response variable on the vertical axis. Make sure you label the axes and scale.

* Decide the exponential regression mannequin for this information. Write the outcomes under:

Equation r2

* Decide the quadratic regression mannequin for this information. Write the outcome under:

Equation r2

* Use the regression fashions to make a worth chart for some non-standard lengths of two” x four” lumber.

Size – ft Exponential Regression Worth Quadratic Regression Worth

four

14

20

32

* Write a quick paragraph evaluating and contrasting the 2 regression fashions. Why do you assume the regression mannequin for lumber worth is greatest represented in a nonlinear distribution?

a day in the past

26.02.2022
20

Published by
Medical
View all posts