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You are worried that airport managers may not be getting sufficient quantitative instruction in present aviation management degree programs. Specially, you wish to know if Embry-Riddle graduates possess enough quantitative skills to carry out mathematical analyses required for making superior decisions regarding management of airports. You make a decision to see if there is any difference between quantitative scores of airport management graduates from Embry-Riddle and scores of airport management graduates from other institutions on GMAT.
ERAU
School A
School B
School C
580
500
530
450
550
480
560
490
575
430
420
350
i) What kind of test would you use?
ii) Determine the average score for ERAU graduates?
iii) Determine the value of test statistic? Significance level?
iv) Are results statistically important?
Determine the probability of exactly one success given Poisson distribution with mean of 2.0.
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Find out optimal decision
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