Statistics Practice Questions For Grade Ten

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Statistics practice questions

Statistics practice questions for class ten students. It is the one of the easiest topic in mathematics. However students must be careful during calculation. Statistics calculation requires patient. Here are some sample questions.


  1. Calculate the mean deviation from median and also find its coefficient from the following data.
Weight in kg 20 30 40 50 60 70
No. of men 5 6 11 3 5 5
  1. Find the C.V. from the following data:
Marks 0-10 10-20 20-30 30-40 40-50
No. of students 4 5 5 4 1

 



  1. Find mean deviation from median and its coefficient from the given statistics.
Marks 20 40 50 30 60 70
Frequency 4 12 2 7 4 6


 

  1. Find the standard deviation and coefficient of variation for the following data:
Class 0-10 0-20 0-30 0-40 0-50
Frequency 4 12 2 7 4
  1. Calculate the mean deviation and its coefficient from mean of the following data given below:
Age in years 0-4 4-8 8-12 12-16 16-20
No. of boys 12 8 10 6 4

 



  1. Find the standard deviation and its coefficient of the data given below:
Class Interval 10-20 20-30 30-40 40-50 50-60
Frequency 4 10 12 8 6
  1. Find mean deviation from median and its coefficient from the following data:
Weight in kg 10 20 40 60 30 50
No. of boys 9 7 7 5 8 4

 

  1. Calculate the standard deviation and C.V. of the following data:
C.I. 0-10 10-20 20-30 30-40 40-50
Frequency 4 6 5 3 2
  1. Statistics Practice Question for C Maths

  2. Find the mean from the following data:
Wages (Rs.) 30-40 40-50 50-60 60-70 70-80 80-90 90-100
Number of workers 50 54 85 45 30 16 20
  1. The following marks are obtained by the students in Mathematics in an examination.

51, 20, 60, 34, 48, 61, 79, 25, 39, 52

43, 46, 37, 40, 67, 76, 71, 33, 44, 55

  1. Make a frequency table of class interval 10.
  2. Find the 3rd
  3. Find the third quartile from the statistics data given below:
Marks 0-10 10-20 20-30 30-40 40-50 50-60
No. of students 6 3 9 7 5 6