問題詳情
26. A study of automobile accidents produced the following data:
An automobile from one of the model years 2014, 2013, and 2012 was involved in an accident.
Calculate the probability that the model year of this automobile is 2014.
(A) 0.22
(B) 0.30
(C) 0.33
(D) 0.45
(E) 0.50
參考答案
答案：D
統計：A:0,B:0,C:0,D:1,E:0
難度：計算中