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egoroff_w [7]
3 years ago
9

If a linear regression has a correlation coefficient of 0.85, which of the following statements is true?

Mathematics
2 answers:
cupoosta [38]3 years ago
5 0

Answer:

4.The data has a strong linear association.

Step-by-step explanation:

The correlation coefficient is used to determine how related points in a data set are. The coefficient is always in between 0 and 1 (or negative 1 and 0), with 0 being not related and 1 being completely related. So, the closer the coefficient is to 1 (or -1) the stronger the association. Since 0.85 is close to 1 it can be said that the data has a strong linear association.

alexandr1967 [171]3 years ago
4 0
Number 4 hope it helps
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If the perimeter of the regular decagon shown above is 136 1/4 inches, what is the length of each side?
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<h3>Answer: Choice A. 13 & 5/8 inches</h3>

Ideally you should always post the diagram to help us see the entire problem; however, the diagram is not needed in this case because we are told the figure is regular decagon. So there are 10 sides and each side is the same length. If each side is x inches long, then the perimeter is 10x inches.

10x = 136 & 1/4

10x = 136 + 1/4

10x = 136 + 0.25

10x = 136.25

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Step-by-step explanation:

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Answer:

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Step-by-step explanation:

Given data

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sometimes

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