SCENARIO 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.

-Referring to Scenario 11-3,the test is robust to the violation of the assumption that the population of speeds is normally distributed.

Question

SCENARIO 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.
  
-Referring to Scenario 11-3,the test is robust to the violation of the assumption that the population of speeds is normally distributed.

Quizplus · Accepted Answer

The robustness of the test refers to its ability to still provide accurate results even if some assumptions are violated. In this case, if the normality assumption is violated, the test may still be robust enough to provide accurate comparisons of the speeds between the four brands of bicycles. Therefore, the answer is A.

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