Students can Download Class 8 Maths Chapter 13 Statistics Ex 13.2 Questions and Answers, Notes Pdf, KSEEB Solutions for Class 8 Maths helps you to revise the complete Karnataka State Board Syllabus and to clear all their doubts, score well in final exams.

## Karnataka State Syllabus Class 8 Maths Chapter 13 Statistics Ex 13.2

Question 1.

Draw a histogram to represent the following frequency distribution.

Class interval | Frequency |

20 – 25 | 5 |

25 – 30 | 10 |

30 – 35 | 18 |

35 – 40 | 14 |

40 – 45 | 12 |

Answer:

Question 2.

Draw a histogram to represent the following frequency distribution.

Class interval | Frequency |

10 – 19 | 7 |

20 – 29 | 10 |

30 – 39 | 20 |

40 – 49 | 5 |

50 – 59 | 15 |

Answer:

The given distribution is in the inclusive form.

d = lower limit of a class – upper limit of a class before it = 20 – 19

d = 1 , \(\frac { d }{ 2 }\) = \(\frac { 1 }{ 2 }\) = 0.5

Stated class interval | Actual class | Frequency |

10 – 19 | 9.5 – 19.5 | 7 |

20 – 29 | 19.5 – 29.5 | 10 |

30 – 39 | 29.5 – 3u9.5 | 20 |

40 – 49 | 39.5 – 49.5 | 5 |

50 – 59 | 49.5 – 59.5 | 15 |