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​

PLEASE HELP Ive had to ask this question FOUR times nowFor a linear regression what is the value of the following data to three decimal places X 1 4 6 7 9 11 20 class=

Respuesta :

9514 1404 393

Answer:

  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.

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