Question

Among fatal plane crashes that occurred during the past 55 ​years, 609 were due to pilot​ error, 75 were due to other human​ error, 456 were due to​ weather, 52 were due to mechanical​ problems, and 689 were due to sabotage. Construct the relative frequency distribution. What is the most serious threat to aviation​ safety, and can anything be done about​ it? Complete the relative frequency distribution below. Cause Relative Frequency Pilot error nothing​% Other human error nothing​% Weather nothing​% Mechanical problems nothing​% Sabotage nothing​% ​(Round to one decimal place as​ needed.) What is the most serious threat to aviation​ safety, and can anything be done about​ it? A. Pilot error is the most serious threat to aviation safety. Pilots could be better trained. nothing B. Mechanical problems are the most serious threat to aviation safety. New planes could be better engineered. C. Weather is the most serious threat to aviation safety. Weather monitoring systems could be improved. D. Sabotage is the most serious threat to aviation safety. Airport security could be increased. nothing

Answer 1