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The scores of Mathemtics test 75,69,88,9...

The scores of Mathemtics test 75,69,88,95,88,64,75,95,90,88,44,59,88,67,99
find the median and mode of the data.

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The marks (out of 100) obtained by a group of students in a science test are 85, 76, 90, 85, 39, 48, 56, 95, 81 and 75. Find the: Range of the marks obtained.

The marks (out of 100) obtained by a group of students in a science test are 85, 76, 90, 85, 39, 48, 56, 95, 81 and 75. Find the: Mean makrs obtained by the group.

The scores in mathematics test (out of 25) of 15 students is as follows: 19, 25, 23, 20, 9, 20, 15, 10, 5, 16, 25, 20, 24, 12, 20 Find the mode and median of this data. Are they same?

The marks (out of 100) obtained by a group of students in a science test are 85, 76, 90, 85, 39, 48, 56, 95, 81 and 75. Find the: Highest and the lowest marks obtained by the students.

The final makrs in Mathematics of 30 students are as follows {:53,61,48,60,78,68,55,100,67,90,75,88,77,37,84,58,60,48,62,56,44,58,52,98,59,70,38,50,60:} What is the highest score?

The final makrs in Mathematics of 30 students are as follows {:(53,61,48,60,78,68,55,100,67,90),(75,88,77,37,84,58,60,48,62,56),(44,58,52,98,59,70,38,50,60):} What is the lowest score?

The final makrs in Mathematics of 30 students are as follows {:(53,61,48,60,78,68,55,100,67,90),(75,88,77,37,84,58,60,48,62,56),(44,58,52,64,98,59,70,38,50,60):} What is the range?

The final makrs in Mathematics of 30 students are as follows {:(53,61,48,60,78,68,55,100,67,90),(75,88,77,37,84,58,60,48,62,56),(44,58,52,98,59,70,38,50,60):} Arrange these marks in the ascending order, 30 to 39 one group, 40 to 49 second group etc.

The final makrs in Mathematics of 30 students are as follows {:(53,61,48,60,78,68,55,100,67,90) (75,88,77,37,84,58,60,48,62,56) (44,58,52,64,98,59,70,38,50,60) How much have scored 75 or more?

MODERN PUBLICATION-STATISTICS-EXERCISE
  1. The mean of the ungrouped data is given by

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  2. The mean of xi and x2 is M1 and that of x1,x2,x3,x4 is M2. Then the me...

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  3. If M and Mg represents the mean of the raw and grouped data, respectiv...

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  4. The mean of the cubes of the fist n natural number is

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  5. The mean of first 10 natural numbers is

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  6. The average age of a group of eight is same as it was 3 years ago, whe...

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  7. The arithematic mean of 6,10,x and 12 is 8. the value of x is

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  8. The mean age of combined groupd of men and women is 25 years. If the m...

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  9. If barx1,barx2,barx3,….., barxn are the means of n groups with n1,n2,…...

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  10. The mean of x1,x2 is 6 and mean of x1,x2,x3 is 7, find the value of x3

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  11. Find the median of the following data: 12,11,6,7,10,17,9,15,13

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  12. Find the missing frequency k from the following data if mean is 16.​

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  13. For the data 1,5,7,x+1,9,x-2,3 if the mean is 4, find the value of x. ...

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  14. The scores of Mathemtics test 75,69,88,95,88,64,75,95,90,88,44,59,88,6...

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  15. If a football team scored following number of goals in 1 matches, then...

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  16. The points scored by a basket ball team in a seris of matches are as f...

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  17. For what value of x the mode of the following data is 5? 1,2,5,7,5,2,5...

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  18. Find x+y+z

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  19. The mean of the following distribution is 50 find the value of a and ...

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  20. The value of C (47, 4) + underset (r=1) overset (5) sum (52-r,3) is:

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