A Survey Was Recently Conducted in Which Random Samples of Car

question 55

Multiple Choice

A survey was recently conducted in which random samples of car owners of Chrysler,GM,and Ford cars were surveyed to determine their satisfaction.Each owner was asked to rate overall satisfaction on a scale of 1 (poor) to 1000 (excellent) .The following data were recorded: If the analysts are not willing to assume that the population ratings are normally distributed and will use the Kruskal-Wallis test to determine if the three companies have different median ratings,what is correct test statistic for these data?

• A)H = 1.965
• B)t = 1.96
• C)H = 3.34
• D)H = .65