Question

If sum of the 20 deviations from the NIO
frequ
8
classi
8000
so
find the deviations from her marke
Thes
Marks of 12 students in a unit test are given as 4, 21, 13, 17,5,9, 10, 20, 19, 12,20,14
Assume a mean and calculate the arithmetic mean of the data. Assume another number a
mean and calculate the arithmetic mean again. Do you get the same result? Comment
of marks (out of 25) scored by 10 students was 15. One of the student
please say fast please​

Answer 1

Answer:

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