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Questions (6)
The mean of four numbers is 5 and the mean deviation is 3.Find the fourth number if the mean deviation of the first three
1 answer
513 views
The mean and range of a set of numbers 0.80,0.80,0.90,1.00,1.10,1.20,1.20,1.40 are m + r respectively,find m + r?
3 answers
489 views
The mean of four numbers is 5 and the mean deviation is 3.Find the fourth number if the mean deviation of the first three
2 answers
897 views
From the set A={3,root2,2root3,root9,root7},a number is selected at random.find the probability that is a rational number.
1 answer
564 views
Integrate with respect to x:4x^2.dx
1 answer
370 views
Find the mean deviation of the distribution 12,6,7,3,15,10,18,5
0 answers
339 views
