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Answer
Answer a
mean of value at position (1,1), (1,2), (1,3), (2,1), (2,2), (2,3), (3,1), (3,2) and (3,3)
Answer b
median of value at position (1,1), (1,2), (1,3), (2,1), (2,2), (2,3), (3,1), (3,2) and (3,3)
= median of 4, 6, 1, 7, 2, 5, 0, 6 and 2
First arrange the numbers from smallest to largest
0 1 2 2 4 5 6 6 7
Median is middle element so answer is 4
Answer c
Answer d
Answer e
frequency 2 4 5 2 3 3 3 3
intensity 0 1 2 3 4 5 6 7