Answer:

Step-by-step explanation:
Given
The list of options
Required
Which represents the strongest correlation.
When
, it is considered to be strong.
Compare this condition with the given options, we're left with:


The above r-values show strong correlation.
However
is stronger
because 
Hence;
answers the question
Answer:
Step-by-step explanation:
1
Answer:
64/7 years
9.143 years
Step-by-step explanation:



Input the values

