Question
You are collecting data on plant growth. There are 10 plants, and you measure each one every week for 4 weeks. What matrix should you use to organize the data?(1 point)
You should use a 10x4 matrix to organize the data, with rows representing each individual plant and columns representing each week of measurement.
Recognize which statement correctly describes the matrix.
L=⎡⎣⎢12
39
57⎤⎦⎥
(1 point)
The matrix L is a 3x2 matrix.
Which statement correctly describes the matrix?
P=⎡⎣⎢⎢⎢⎢⎢⎢13−61323418732548689−17016257⎤⎦⎥⎥⎥⎥⎥⎥
(1 point)
Responses
Matrix P has dimensions 4×5.
Matrix upper P has dimensions 4×5.
Matrix P has dimensions 5×4.
Matrix upper P has dimensions 5×4.
The entry P2,3 is 25.
The entry upper P subscript 2 comma 3 baseline is 25.
The entry P2,3 is 4.
The correct statement is:
Matrix P has dimensions 5x4.
Which statement correctly describes the matrix?
P=⎡⎣⎢⎢⎢⎢⎢⎢1 2 3 8 1
3 3 25 9 6
-6 4 4 -1 2
1 18 8 7 5
3 7 6 0 7 ⎤⎦⎥⎥⎥⎥⎥⎥
(1 point)
Responses
Matrix P has dimensions 4×5.
Matrix upper P has dimensions 4×5.
Matrix P has dimensions 5×4.
Matrix upper P has dimensions 5×4.
The entry P2,3 is 25.
The entry upper P subscript 2 comma 3 baseline is 25.
The entry P2,3 is 4.
The correct statement is:
Matrix P has dimensions 5x4.
Which statement correctly describes the matrix?
R=[4 8 0 5 0 9
2 1 1 8 4 5
(1 point)
Responses
Matrix R has the dimensions 6×2.
Matrix upper R has the dimensions 6×2.
Matrix R has the dimensions 5×2.
Matrix upper R has the dimensions 5×2.
Matrix R has the dimensions 2×6.
Matrix upper R has the dimensions 2×6.
Matrix R has the dimensions 2×5.