Question

On the first two science tests this year, Cory’s grades were 75 and 80, David’s grades were 95 and 83, and Zack’s grades were 88 and 93. Which matrix organizes the information?

Multiple choice question.

A)
𝐶 𝐷 𝑍
1⁢st [75 95 88]
2⁢nd [80 83 93]



B)
𝐶 𝐷 𝑍
1⁢𝑠⁢𝑡 [75 80 88]
2⁢𝑛⁢𝑑 [95 83 93]



C)
𝐶 𝐷 𝑍
1⁢𝑠⁢𝑡 [80 83 93]
2⁢𝑛⁢𝑑 [75 95 88]



D)
𝐶 𝐷 𝑍
[75 95 88]

Answer 1

A.

The columns are C, D, Z and the rows are 1st and 2nd tests. So the first row should be [75 95 88] and the second row [80 83 93], which is option A.