subject
Mathematics, 13.06.2020 20:57 sadie960

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 conditionOn timeDelayedTotal
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.

(Choice D)
D
The most delays came on snowy days.

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 18:00
Calculate the density of benzene if 300ml of it weighs 263g. a. 0.88 g/ml b. 1.14 g/ml c. 78,900 g/ml d. 37 g/ml
Answers: 2
question
Mathematics, 21.06.2019 18:30
Haruka hiked several kilometers in the morning. she hiked only 66 kilometers in the afternoon, which was 25% less than she had hiked in the morning. how many kilometers did haruka hike in all?
Answers: 3
question
Mathematics, 21.06.2019 18:30
Suppose your school costs for this term were $4900 and financial aid covered 3/4 of that amount. how much did financial aid cover? and how much do you still have to pay?
Answers: 1
question
Mathematics, 21.06.2019 22:00
Aschool allots ? 1500 to spend on a trip to the theatre. theatre tickets have a regular cost of ? 55 each and are on offer for 1 5 off. a train ticket for the day will cost ? 12 each. if 2 teachers and the maximum number of students attend, how much money will the school have left over?
Answers: 2
You know the right answer?
Alvaro is interested in the relationship between weather conditions and whether the downtown train r...
Questions
question
Mathematics, 18.10.2020 15:01
question
Mathematics, 18.10.2020 15:01
question
Business, 18.10.2020 15:01
question
Mathematics, 18.10.2020 15:01
question
English, 18.10.2020 15:01
question
Mathematics, 18.10.2020 15:01
question
Mathematics, 18.10.2020 15:01
Questions on the website: 13722363