The table below represents the closing cost of ABC for the last 5 days. What is the r -value of the linear regression that fits these data?
Day Value
1 20.71
2 19.69
3 19.61
4 19.64
5 19.26
Choices are as follows
A. -0.79631
B. 0.86493
C. 0.91237
D. -0.85650
2 answers:
Answer: -0.94719
Step-by-step explanation:
Answer:
The correct option is D.
Step-by-step explanation:
The linear regression equation is in the form of
Where,
The formula of r is
The values are
Using above formula, we get
Therefore option D is correct.
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Answer:
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Step-by-step explanation:
D. 10^6 = 1000000 x 2 = 2000000 x 800.5 = 1601000000 = 1.601 x 10^9
Answer:
The correct answer is of option B.