Q3: Consider the scores of 12 students in Computer course (X) and Mathematic course (Y) given as follows: 1 3 4 5 7 9 10 11 12 X 74 70 20 74 06 99 73 55 97 72 68 51 80 Y 80 33 73 73 67 93 88 70 74 86 16 Answer the following questions by writing the suitable Matlab statements: 1) to create a matrix named A of 2 lines and 12 columns, the first line of this matrix contains the scores of students in Computer course, the second line contains the scores of students in Mathematic course. 2) to find the score average of the fifth student using the matrix A. 3) to find the most frequent score of Mathematic course using the matrix A. 4) to find the first and third quartiles of Computer course using the matrix A.

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Q: QUESTION 19 Assume int[][] matrix = {{3, 2}, (7, 9, 5}, {4, 8, 2, 6}}; , what is matrix[1] [1] ? 4.

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A:

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