7. Word-Association Experiments A comparison of reaction times for two different stimuli in a word-association experiment produced the accompanying results when applied to a random sample of 16 people

Do the data present sufficient evidence to indicate a difference in mean reaction times for the two stimuli? Use the Wilcoxon rank sum test and explain your conclusions.

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Stimulus Reaction Time (seconds) 12 1 3 4 2 32 2 1 2 1 3 2 3 3 1 2 3 3