robert7248
robert7248 robert7248
  • 09-05-2019
  • Mathematics
contestada

What are the r- values of the following data to three decimal places?

A. 0.811
B. 0.901
C. -0.811
D. -0.901

What are the r values of the following data to three decimal places A 0811 B 0901 C 0811 D 0901 class=

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calculista
calculista calculista
  • 20-06-2019

Answer:

Option D. -0.901

Step-by-step explanation:

we know that

The correlation coefficient r measures the strength and direction of a linear relationship between two variables. The value of r is always between +1 and –1

Using a Excel tool (Correl function)

The value of coefficient r is -0.9006876

Round to three decimal places

r=-0.901

see the table attached

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