Mathematics, 10.01.2020 03:31 SchoolSucks234
100 points the chart below represent data collected from a survey on the types of phones people between the
ages of 10-62 own in two neighboring villages
(a) make a matrix for each of the charts above. name the village of morrow matrix m and the
village of knox k. (2points)
(b) in matrix m, what is the element m31, and what does it represent in the real-life situation?
hint: this answer is not a number but a sentence explaining what the number at that location
represents in real life situation. (3points)
(c) what is the address of the element that represents the number of people age 21-41 who live
in the village of knox with handheld cell phones? (3points)
(d) what is the matrix that results when you subtract matrix k from matrix m? hint: m-k
(3points)
(e) name the matrix you found in part (d), matrix a. what is element a32, and what information
does it tell you about the number adults 21-41 that own car phones in the village of morrow
compared to village of knox? (3points)
(f) create a matrix that shows the ownership of phones in the village of knox after a 23%
increase in ownership of all types of phones for all the surveyed age groups? (hint: find
1.23k.) (3points)
Answers: 3
Mathematics, 21.06.2019 22:20
Cone a has a surface area of 384 ft2 and cone b has a surface area of 96 ft? . what is the ratio of their volume?
Answers: 1
Mathematics, 21.06.2019 23:00
Frank has a devised a formula for his catering business that calculates the number of meatballs he needs to prepare. the formula is m=4a+2c, where c=number of children; m=number of meatballs; a=number of adults. how many meatballs are required for a party of 10 adults and 5 children?
Answers: 1
Mathematics, 21.06.2019 23:00
Square a has a side length of (2x-7) and square b has a side length of (-4x+18). how much bigger is the perimeter of square b than square a?and show all work! you so
Answers: 2
Mathematics, 22.06.2019 02:30
Amotorboat maintained a constant speed of 12 miles per hour relative to the water in going 45 miles upstream and then returning. the total time for the trip was 8.0 hours. use this information to find the speed of the current.
Answers: 1
100 points the chart below represent data collected from a survey on the types of phones people bet...
Mathematics, 05.11.2020 20:10
English, 05.11.2020 20:10
French, 05.11.2020 20:10
Mathematics, 05.11.2020 20:10
Chemistry, 05.11.2020 20:10
Business, 05.11.2020 20:10
Social Studies, 05.11.2020 20:10
Geography, 05.11.2020 20:10
Mathematics, 05.11.2020 20:10
Mathematics, 05.11.2020 20:10
Mathematics, 05.11.2020 20:10