The The square root of R² (the coefficient of determination) is not r, the correlation coefficient. Therefore, it's false.
<h3>What is a correlation coefficient?</h3>
It should be noted that the correlation coefficient is used to measure how string the relationship between two variables are.
The correlation formula tells us the linear relationship between the variables. R² is the square of the correlation coefficient.
Learn more about correlation on:
brainly.com/question/4219149
#SPJ1
8 x 5 x 4= 160
1890/160= 11.8195
Rounded: 11.82
Answer:
80%
Step-by-step explanation:
1. Formula for collecting efficiency is:
(Output energy÷Input energy) x 100
2. Plug in the values:
(40J÷50J)x 100
= 80%
Answer:
1) China
2) India
3) United States
4) Brazil
Step-by-step explanation:
5/16 is the same as 3.6/12.
7/24 is the same as 3.5/12.
3.6/12 is greater than 3.5/12 so Ben is taller than Marcus