Question 1(Multiple Choice Worth 1 points)
(04.02 LC)
Complete the frequency table:
Method of Travel to School
Walk/Bike Bus Car Row totals
Under age 15 60
Age 15 and above 65 195
Column totals 152 110 98 360
How many students age 15 and above take a bus to school?
18
50
80
87
Question 2(Multiple Choice Worth 1 points)
(04.02 LC)
Using the following table, what is the term that best describes the entry of 0.31?
Do you prefer dancing or playing sports?
Playing sports Dancing Row totals
Male students 0.25 0.27 0.52
Female students 0.17 0.31 0.48
Column totals 0.42 0.58 1
Joint frequency
Joint relative frequency
Marginal frequency
Marginal relative frequency
Question 3(Multiple Choice Worth 1 points)
(04.02 MC)
A group of students was surveyed to find out if the students like vampire books and/or magical books. The results of the survey are shown below:
44 students like vampire books
8 students like vampire books but do not like magical books
51 students like magical books
5 students do not like vampire books or magical books
Four students created the tables below to represent the data. VP represents vampire books, and MG represents magical books.
Jake
Like VP Do Not Like VP Total
Like MG 36 15 51
Do Not Like MG 8 5 13
Total 44 20 64
Bella
Like VP Do Not Like VP Total
Like MG 8 23 31
Do Not Like MG 36 15 51
Total 44 28 64
Cate
Like VP Do Not Like VP Total
Like MG 23 8 29
Do Not Like MG 15 36 11
Total 38 44 82
Rob
Like VP Do Not Like VP Total
Like MG 5 36 51
Do Not Like MG 23 8 31
Total 28 44 72
Which student's table is correct?
Jake
Bella
Cate
Rob
Question 4(Multiple Choice Worth 1 points)
(04.02 MC)
Freshman and sophomores were surveyed during lunch about their favorite professional football team.
A bar graph with the first bar labeled Jaguars, divided into freshmen from 0 to 40 percent and sophomores from 40 to 100 percent. The second bar is labeled Dolphins, with freshman from 0 to 45 percent and sophomores from 45 to 100 percent, and the third bar is labeled Buccaneers, with freshmen from 0 to 45 percent and sophomores from 45 to 100 percent.
If 160 students selected Jaguars, how many of those students are sophomores?
64 students
72 students
88 students
96 students
Question 5(Multiple Choice Worth 1 points)
(04.02 MC)
The two-way frequency table contains data about how students access courses.
Traditional Online Row totals
Computer 28 62 90
Mobile device 46 64 110
Column totals 74 126 200
What is the joint relative frequency of students who use a mobile device in an online class?
64%
55%
32%
23%
Question 6(Multiple Choice Worth 1 points)
(04.02 LC)
Dean collected data on the favorite sports of the students of two grades. The table shows the relative frequencies of rows for the data collected:
Favorite Sport
Swimming Running Volleyball Row totals
Grade 8 0.17 0.24 0.05 0.46
Grade 9 0.14 0.18 0.22 0.54
Column totals 0.31 0.42 0.27 1
Based on the data, which statement is most likely correct?
In Grade 8, 17 students liked swimming.
In Grade 9, 27% of students liked volleyball.
In Grade 9, 14 students liked running.
In Grade 9, 18% of students liked running.
Question 7(Multiple Choice Worth 1 points)
(04.02 MC)
Males and females (ages 13–18) were surveyed to choose a favorite free-time activity: playing computer games, listening to music, or watching movies/TV.
The survey showed the following frequencies:
Females—playing computer games: 4; music: 20; watching movies/TV: 16
Males—playing computer games: 15; music: 12; watching movies/TV: 13
Which of the following is a correct two-way frequency table for the data?
Male and Female Leisure Time Activity Preferences
Computer Games Music Watching Movies/TV Row totals
Female 4 20 16 40
Male 15 12 13 40
Column totals 19 32 29 80
Male and Female Leisure Time Activity Preferences
Computer Games Music Watching Movies/TV Row totals
Female 0.05 0.25 0.20 0.50
Male 0.19 0.15 0.16 0.50
Column totals 0.24 0.40 0.36 1
Male and Female Leisure Time Activity Preferences
Computer Games Music Watching Movies/TV Row totals
Female 0.10 0.50 0.40 1
Male 0.38 0.30 0.33 1
Column totals 0.24 0.40 0.36 1
Male and Female Leisure Time Activity Preferences
Computer Games Music Watching Movies/TV Row totals
Female 0.21 0.63 0.55 0.50
Male 0.79 0.38 0.45 0.50
Column totals 1 1 1 1
Question 8(Multiple Choice Worth 1 points)
(04.02 MC)
Complete the frequency table:
Method of Travel to School
Walk/Bike Bus Car Row totals
Under age 15 18 165
Age 15 and above 65 195
Column totals 152 110 98 360
What percentage of students age 15 and above travel to school by bus? Round to the nearest whole percentage.
36%
26%
45%
50%
Question 9(Multiple Choice Worth 1 points)
(04.02 MC)
Complete the two-way frequency table below, which shows the relationship between students who enroll in advanced algebra and physics in a particular high school. From a sample of 30 students, it is found that 19 are taking algebra, 12 are taking physics, and 4 are enrolled in both. How many students are enrolled in either algebra or physics?
Algebra Not in Algebra Total
Physics 4 12
Not in Physics
Total 19 30
27
23
3
4
Question 10(Multiple Choice Worth 1 points)
(04.02 LC)
The two-way table below shows the number of students in a school who have rabbits and/or birds as pets:
Have Rabbits Do Not Have Rabbits Total
Have Birds 18 22 40
Do Not Have Birds 25 35 60
Total 43 57 100
How many more students have rabbits than birds?
3
7
22
25
answer each question seperately and double check your work cuz you are wrong sometimes
1 answer
1 answer