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Category > Math Posted 14 Aug 2017 My Price 8.00

correlation coefficient.

Please show all steps

The number of murders and robberies per 100,000 population for a random selection of states are: 

Murders (X)

2.4

2.7

3.6

2.6

2.1

3.3

7.6

3.7

Robberies(Y)

25.3

34.3

71.6

51.1

30

49

173

55.8

 

 

Createa scatterplot of the data

Compute the value of the correlation coefficient.

Explain the strength, direction and form for this relationship in context.

What is the regression equation?

Compute the number of expected robberies when you have 3.5 murders.

Compute from the regression equation the number of expected robberies when you have 2.6 murders.

What is residual for 2.6 murders?

What is the Coefficient of Determination?

Write the explanation for the coefficient of determination using the value and context for the above scenario.

Comment (don't fix) on any influential points. If there are no influential points then comment on that as well.  

Answers

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Status NEW Posted 14 Aug 2017 05:08 PM My Price 8.00

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