The American Beef Growers Association is trying to promote the consumption of beef products. The organization performs
Question:
The American Beef Growers Association is trying to promote the consumption of beef products. The organization performs numerous studies, the results of which are often used in advertising campaigns. One such study involved a quality perception test. Three grades of beef were involved: choice, standard, and economy. A random sample of people was provided pieces of choice-grade beefsteak and was asked to rate its quality on a scale of 1 to 100. A second sample of people was given pieces of standard-grade beefsteak, and a third sample was given pieces of economy-grade beefsteak, with instructions to rate the beef on the 100-point scale. The following data were obtained:
b. Based on the sample data, what conclusions should be reached concerning the median quality perception scores for the three grades of beef? Test using an α = 0.01.
Step by Step Answer:
Business Statistics A Decision Making Approach
ISBN: 9780133021844
9th Edition
Authors: David F. Groebner, Patrick W. Shannon, Phillip C. Fry