A career counselor is comparing the annual salary of executives in the manufacturing,finance,and engineering industries.The following table shows the sample size for each industry and the rank sum for the Kruskal-Wallis test. 
a.Specify the competing hypotheses to determine whether differences exist in the median annual salary of the three industries.
b.What is the value of the Kruskal-Wallis test statistic H?
c.At the 5% significance level,what is the decision and conclusion?
Definitions:
Discomfort
A mild form of physical or emotional distress.
Postanesthesia Care Unit (PACU)
A hospital area where patients recover and are closely monitored after undergoing anesthesia and surgery.
Jackson-Pratt Drain
A closed suction medical device that is commonly used as a post-operative drain for collecting bodily fluids from surgical sites.
Indwelling Urinary Catheter
A tube inserted into the bladder through the urethra for the purpose of draining urine, meant for long-term use.
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