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
Sunny
On time
167
115
40
8
330
Cloudy
Delayed
3
5
15
12
35
Total
170
120
55
Rainy
Snowy
Total
365
Which of the following statements is true?
Choose 1
A
When the weather was rainy, it was more likely for the train to be delayed than on time.
When the weather was snowy, it was more likely for the train to be delayed than on time.
©
More than half of the delays occurred on rainy days.
0
The most delays came on snowy days.