subject
Mathematics, 22.04.2020 00:24 maevemboucher78

A survey was conducted of 450 high school students asking which class they prefer, math or
history and the data was broken down by grade level.
High School Students' Subject Preferences
Math
History
Total
Freshmen
115
Sophomore
120
Junior
110
Senior
105
Total
450
Part A: If 84 freshmen prefer math, 60 sophomores prefer math, 65 juniors prefer history and 45 seniors prefer history. how many students overall perfer math.
choices:249,144,201,110
part b: What is the marginal relative frequency of those who prefer math?
choices:0.244,0.32,0.447,0.553

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 19:00
The probability that you roll a two on a six-sided die is 1 6 16 . if you roll the die 60 times, how many twos can you expect to roll
Answers: 1
question
Mathematics, 21.06.2019 21:30
Jonathan can type 20 documents in 40 minutes ,and susan can type it in 30 minutes and jack can type it in 24 minutes working together ,how much time will it is take them type the same document
Answers: 1
question
Mathematics, 21.06.2019 22:00
Manuela claims that and are congruent. which statement best describes her claim? she is incorrect because the segments do not have the same orientation. she is incorrect because the segments do not have the same length. she is correct because the segments have the same length. she is correct because the segments have the same orientation.
Answers: 1
question
Mathematics, 21.06.2019 22:30
My hour hand points between the 8 and the 9 in 35 minutes it will be the next hour. what time is it ?
Answers: 2
You know the right answer?
A survey was conducted of 450 high school students asking which class they prefer, math or
his...
Questions
question
Mathematics, 13.11.2020 14:00
question
Mathematics, 13.11.2020 14:00
question
Mathematics, 13.11.2020 14:00
Questions on the website: 13722367