Home
Class 7
MATHS
Thirty students of Class 7 have appeared...

Thirty students of Class 7 have appeared for a mathematics examinations.
Ms Rinku wants to identify students who can be trained to participate in an inter-school mathematics competition. She also wants to arrange remedial clases for students who were not able to score very well in the examination. From the given figure, state how this organize figure is helpful for Ms Rinku? Can you tell the name and marks of people who were not able to scored very well?

Promotional Banner

Topper's Solved these Questions

  • DATA HANDLING AND MEASURES OF CENTRAL TENDENCY

    ICSE|Exercise EXERCIES 18.1|37 Videos

  • DATA HANDLING AND MEASURES OF CENTRAL TENDENCY

    ICSE|Exercise EXERCIES 18.2|16 Videos

  • CONSTRUCTIONS

    ICSE|Exercise REVISION EXERCISE |12 Videos

  • DATA HANDLING

    ICSE|Exercise EXERCISE 24D|13 Videos

Similar Questions

Explore conceptually related problems

Thirty students of Class 7 have appeared for a mathematics examinations. The mathematics teacher Ms Rinku has to keep a record of the marks obtained by each student and prepare the result of each student ? From the given figure, State what are the data collected for each students and how it is useful if you have this figure.

72% of 25 students are good in mathematics. How many are not good in mathematics?

The probability to pass in an examination of mathematics for three students are 1/4,1/5,1/6 . Find the probability that at least two students will pass in this examination.

From a class of 32 students, 4 are to be chosen for a competition. In how many ways can this be done?

From a class of 30 student , 3 are to be chosen for a competition . In how many ways can this be done ?

In an examination, 15% students failed and 425 students passed. Find the number of students who failed in the examination, 15% students failed and 425 students passed. Find the number of students who failed in the examination.

The marks of 8 students in an examination in Statistics and Mathematics are given below Find Spearman's rank Correlation coefficient.

The marks distribution of 30 students m a mathematics examination are given in Table of Example 1. Find the mode of this data.

To pass an examinations a students has to pass in each of the 3 papers. In how many ways can a students fail in the examination?

There are 4 students for physics, 6 students for chemistry and 7 students of mathematics gold medal. In how many ways one of these gold medals be awarded?

ICSE-DATA HANDLING AND MEASURES OF CENTRAL TENDENCY-TRY THIS
  1. Thirty students of Class 7 have appeared for a mathematics examination...

    Text Solution

    |

  2. A school has wants to arrange hobby classes for the students of classe...

    Text Solution

    |

  3. The number of hours Ashu studied on different days of a week are as fo...

    Text Solution

    |

  4. The weights of 10 students in a class are: 35 kg; 27 kg;36 kg;30 kg;29...

    Text Solution

    |

  5. Create a set of 6 observation with mean 8.

    Text Solution

    |

  6. Find the sum of 12 numbers whose mean is 11.

    Text Solution

    |

  7. The mean of 9 numbers is 10. If one more number is added, the mean re...

    Text Solution

    |

  8. The mean of 5 consecutive multiples of 7 is 28. Find the sum of 2nd an...

    Text Solution

    |

  9. The mean of numbers is 25, seven of these 10 numbers are 13,14,15,16,1...

    Text Solution

    |

  10. Find the median of the data: 38,42,35,45,50,32,43,40,36,38,43,38,47,

    Text Solution

    |

  11. Find the median of the data: 17,16,12,14,14,16,17,22,15,17,16,18

    Text Solution

    |

  12. The median of 8 numbers is 40. If 7 of these numbers are 22,58,31,44,2...

    Text Solution

    |

  13. A data set has 13 distinct observation with median 18. If one more num...

    Text Solution

    |

  14. Find the mode of the following data. 3,7,4,5,9,1,7,2,2,8,1,2,4,7,7,1...

    Text Solution

    |

  15. The number of children in 20 famiies were found are noted as follows, ...

    Text Solution

    |

  16. Find the mode of the following data: 23,29,41,48,25,28,47

    Text Solution

    |

  17. Following are the number of goals scored by a football team in differe...

    Text Solution

    |

  18. The number of challans that are issued per day by the traffic police f...

    Text Solution

    |

  19. Following is a data sample of 8 observations in ascending order. If th...

    Text Solution

    |

  20. The runs scored by a batsman in 2 different cricket matches are as fol...

    Text Solution

    |