Alvaro is interested in the relationship between weather conditions and whether the downtown train runs on time. For a year, he
records whether each day is sunny, cloudy, rainy, or snowy, as well as whether this train arrives on time or is delayed. Here are his results: Weather condition On time Delayed Total
Sunny
167
3
170
Cloudy
115
5
120
Rainy
40
15
55
Snowy
8
12
20
Total
330
35
365
Which of the following statements is true?
When the weather was rainy, it was more likely for the train to be delayed than on time.
(Choice B)
B
When the weather was snowy, it was more likely for the train to be delayed than on time.
(Choice C)
C
More than half of the delays occurred on rainy days.
