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The width of each of five continuous cla...

The width of each of five continuous classes in a frequency distribution is 5 and the lower class limit of the lowest class is 10. The upper class limit of the highest class is

A

25

B

30

C

35

D

50

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The correct Answer is:
C
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(i)Find the class mark of the class 90-120. (ii)In a frequency distribution, the mid-value of the class is 10 and width of the class is 6. Find the lowe limit of the class. (iii)The width of each of the five continuous classes in a frequency distribution is 5 and lowe class limit of the lowest class is 10. What is the upper class limit of the highest class? (iv) The class marks of a frequency distribution are 15,20,25...... Find the class corresponding to the class mark 20. (v)In the class intervals 10-20, 20-30, find the class in which 20 is included.

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If the width of each of the ten classes in frequency distribution is 2.5 and the lower class boundary of the lowest class is 5.1, then the upper class boundary of the highest class IS

Find the lower limit of the median class

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In a frequency distribution, the mid values of a class is 10 and width of the class is 6. The lower limit of the class is

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MCGROW HILL PUBLICATION-STATISTICS -MULTIPLE CHOICE QUESTIONS
  1. Class mark of class interval 60–70 is

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  2. Class mark of a particular class is 6.5 and class size is 3, then clas...

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  3. The mean of the factors of 24 is:

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  4. What is the arithmetic mean of the squares of first five natural numbe...

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  5. If the mean of the observations: x, x + 3, x + 5, x + 7, x + 10 is 9, ...

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  6. If barx(1), barx(2), barx(3),………barx(n) are the means of n groups with...

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  7. The mean of 100 observation is 50. If one of the observation which was...

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  8. The arithmetic mean of the cubes of first four natural numbers is

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  9. The mean of 11 numbers is 35. If the mean of the first 6 numbers is 32...

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  10. The mean of six numbers is 20. If one number is excluded, the mean is ...

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  11. If m is the mid-point and l is the upper limit of a class in a contino...

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  12. The class marks of a frequency distribution are given as follows 15,20...

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  13. In the class intervales 10-20, 20-30, the number is 20 is included in

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  14. निम्नलिखित बारम्बारता बंटन का माध्य ज्ञात कीजिए : {:(x:,10,12,20,2...

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  15. यदि निम्नलिखित आँकड़ों का माध्य 15 है, तो p का मान ज्ञात कीजिए । {:(x...

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  16. Kavita obtained 16, 14, 18 and 20 marks (out of 25) in Maths in weekly...

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  17. The class mark of the class 90-120 is

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  18. The range of the data 25, 18, 20, 22, 16, 6, 17, 12, 30, 32, 10, 19, 8...

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  19. In a frequency distribution, the mid value of a class is 10 and the wi...

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  20. The width of each of five continuous classes in a frequency distributi...

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