TABLE 11-3 As Part of an Evaluation Program,a Sporting Goods Retailer Wanted

question 11

True/False

TABLE 11-3
As part of an evaluation program,a sporting goods retailer wanted to compare the downhill coasting speeds of 4 brands of bicycles.She took 3 of each brand and determined their maximum downhill speeds.The results are presented in miles per hour in the table below.
-True or False: Referring to Table 11-3,the test is valid only if the population of speeds has the same variance for the 4 brands.

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