Home
Class 7
MATHS
The following table shows the weights ...

The following table shows the weights of 12 persons.
Weight (in kg):                 48        50        52        54        58
Number of persons:          4          3          2          2          1
Find the median and mean weights. Using empirical relation, calculate its mode.

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • DATA HANDLING 1

    RD SHARMA ENGLISH|Exercise All Questions|15 Videos

  • DATA HANDLING 3

    RD SHARMA ENGLISH|Exercise All Questions|15 Videos

Similar Questions

Explore conceptually related problems

Following table shows the weights of 12 students: Find the mean weight.

Following table shows the weights of 12 students: Weight (in kgs): 67 70 72 73 75 No. of Students: 4 3 2 2 1 Find the mean weight.

Following table shows the weights of 12 students: Weight (in kgs): 67 70 72 73 75 No. of Students: 4 3 2 2 1 Find the mean weight.

The following table shows the weights (in kg) of 15 workers in a factory: Weight (in kg): 60 63 66 72 75 Numbers of workers: 4 5 3 1 2 Calculate the mean weight.

Following table shows the weight of 12 students: Weight (in kgs) 67 70 72 73 75 Number of Students: 4 3 2 2 1 Find the mean weight of the students.

Find the median weight for following Data weight in kg 45,46,48,50,52,54,55

The following is the distribution of weights (in kg) of 50 persons: Weight (in kg) 50-55 55-60 60-65 65-70 70-75 75-80 80-85 85-90 No. of Person 12 8 5 4 5 7 6 3 Draw a histogram for the above data.

Find the weight of NH_3 in grams when 2.8 kg N_2 reacts with 1Kg H_2 ?

Find the weight of NH_3 in grams when 2.8 kg N_2 reacts with 1Kg H_2 ?

The following table shows the heights of 50 students of a class : {:("Height (in cm)",152,148,150,153,149,151,147),("Number of students",8,3,4,7,12,10,6):} Find the mean and the median. Using empirical formula, calculate its mode.

RD SHARMA ENGLISH-DATA HANDLING 2-All Questions
  1. The scores in mathematics test (out of 25) of 15 students are as fo...

    Text Solution

    |

  2. Calculate the mean and median for the following data: Marks:      ...

    Text Solution

    |

  3. The following table shows the weights of 12 persons. Weight (in kg)...

    Text Solution

    |

  4. If the mean of observations and  is  then 10              ...

    Text Solution

    |

  5. If the mean of observations  is  then 43                    ...

    Text Solution

    |

  6. Find the mean of first five natural numbers.

    Text Solution

    |

  7. The mean of first five prime numbers is (a) 5.6                    ...

    Text Solution

    |

  8. The mean of first seven even natural numbers is (a) 7              ...

    Text Solution

    |

  9. The mean of first six multiples of 5 is (a) 3.5                    ...

    Text Solution

    |

  10. The mean of 5 numbers is 4. If 1 is added to each number , then the ...

    Text Solution

    |

  11. If the sum of 10 observations is 95, then their mean is

    Text Solution

    |

  12. If the mean of  observations is 12 and the sum of the observations...

    Text Solution

    |

  13. The median of the data  is 10                                (b) 11 ...

    Text Solution

    |

  14. The median of the data  is 7                                  (b) 9 ...

    Text Solution

    |

  15. The mean of a data is 15 and the sum of the observations is 195. The n...

    Text Solution

    |

  16. The median of 11 observations is 10. The number of possible observa...

    Text Solution

    |

  17. If the mode of 22 ,\ 21 ,\ 23 ,\ 24 ,\ 21 ,\ 20 ,\ 23 ,\ 26 ,\ x and 2...

    Text Solution

    |

  18. If the mean of  and 7 is 7, then 6                            ...

    Text Solution

    |

  19. The mean of is same as the mean of Then which of the followi...

    Text Solution

    |

  20. The mean of  and  is  Then the median is 19                  ...

    Text Solution

    |