The accompanying observations on stabilized viscosity (cP)for specimens of a certain
Chapter 1, Problem 46(choose chapter or problem)
The accompanying observations on stabilized viscosity (cP)for specimens of a certain grade of asphalt with 18% rubberadded are from the article Viscosity Characteristics ofRubber-Modified Asphalts (J. of Materials in Civil Engr.,1996: 153156):2781 2900 3013 2856 2888a. What are the values of the sample mean and samplemedian?b. Calculate the sample variance using the computationalformula. [Hint: First subtract a convenient number fromeach observation.]
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