coolfreekid3
04.07.2019 •
Mathematics
Rounded to three decimal places, what is the value of r for this data set? will give brainliest answer : ) options are: 0.950 0.938 0.880 0.872
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Ответ:
Step-by-step explanation:
we know that
The correlation coefficient r is a number between
and 
calculated so as to represent the linear dependence of two variables or sets of data.
Using a Excel tool -----> (CORREL function)
see the attached table
The correlation coefficient r is equal to
Ответ:
x + 12 = 0
x = - 12