The critical value of r is mathematically given as r = +0.487, with no significant linear correlation. Option A.
<h3>What are the critical values of r?</h3>
Question Parameters
r = -0.868
 n = 5
df = 5 - 2
df = 3

Critical values 
Generally, there exists no linear correlation between the Critical values 
as r=0.878
In conclusion,  Critical values: r = +0.487, no significant linear correlation
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Answer: 6 1/4
Step-by-step explanation: 25 divided by 4 = 6 1/4
 
        
             
        
        
        
Answer:
-13
Step-by-step explanation:
f(x)=2x-7
f(-3)=2(-3)-7=-6-7=-13
 
        
             
        
        
        
Anyway the distance is 1.
I give you the graphic of this function