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Give a brief interpretation of the values of a and b

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Reference no: EM131688814

Question: The following table provides information on the high temperature (nws.noaa.gov) for each day and the number of crimes committed in Chicago, Illinois, during the period July 1, 2009 to July 14, 2009 (https://chicago.everyblock.com/crime/)

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a. Find the least squares regression line Take high temperature as an independent variable and number of crimes committed as a dependent variable.

b. Give a brief interpretation of the values of a and b.

c. Compute r and r2 and explain what they mean.

d. Predict the number of crimes committed on a day with a high temperature of 83F.

e. Compute the standard deviation of errors.

f. Construct a 99% confidence interval for B.

g. Testing at the 1% significance level, can you conclude that B is different from zero?

h. Using α = .01, can you conclude that the correlation coefficient is different from zero?

Reference no: EM131688814

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