wileycheyennem
30.05.2021 •
Mathematics
PLEASE HELP! I've had to ask this question FOUR times now. For a linear regression, what is the value of the following data to three decimal places? X 1 4 6 7 9 11 2016 22 14 O A. 0.949 O B.-0.949 O C. 0.901 D. 0.901
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Ответ:
9514 1404 393
A. 0.949
Step-by-step explanation:
Use your favorite calculator or spreadsheet to compute the correlation coefficient.
r ≈ 0.949
_____
Additional comment
The values of y generally increase as the values of x increase--with only one exception. This tells you the correlation coefficient is positive and fairly high. Of the two positive choices 0.901 and 0.949, the higher one is the better guess.
Ответ: