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# The marks obtained (out of 20) by 30 students of a class in a test are as follows: 14, 16, 15, 11, 15, 14, 13, 16, 8, 10, 7, 11, 18, 15, 14, 19, 20, 7, 10, 13, 12, 14, 15, 13, 16, 17, 14, 11, 10, 20.

Prepare a frequency distribution table for the above data using class intervals of equal width in which one class interval is 4 - 8 (excluding 8 and including 4).

**Solution:**

Class Interval | Frequency |

4-8 | 2 |

8-10 | 7 |

10-12 | 13 |

12-14 | 6 |

14-16 | 2 |

**✦ Try This:** The marks obtained (out of 20) by 30 students of a class in a test are as follows:

4, 16, 15, 10, 15, 14, 13, 26, 8, 10, 7, 21, 18, 15, 14, 19, 10, 7, 20,13, 12, 14, 15, 13, 26, 17, 4, 11, 10, 10. Prepare a frequency distribution table for the above data using class intervals of equal width in which one class interval is 4 -8 (excluding 8 and including 4).

**☛ Also Check: ** NCERT Solutions for Class 8 Maths Chapter 5

**NCERT Exemplar Class 8 Maths Chapter 2 Problem 93**

## The marks obtained (out of 20) by 30 students of a class in a test are as follows: 14, 16, 15, 11, 15, 14, 13, 16, 8, 10, 7, 11, 18, 15, 14, 19, 20, 7, 10, 13, 12, 14, 15, 13, 16, 17, 14, 11, 10, 20. Prepare a frequency distribution table for the above data using class intervals of equal width in which one class interval is 4 - 8 (excluding 8 and including 4)

**Summary:**

The Frequency table is drawn for the given raw data.

**☛ Related Questions:**

- Prepare a histogram from the frequency distribution table obtained in question 93. Class interval Fr . . . .
- The weights (in kg) of 30 students of a class are: 39, 38, 36, 38, 40, 42, 43, 44, 33, 33, 31, 45, 4 . . . .
- Shoes of the following brands are sold in Nov. 2007 at a shoe store. Construct a pie chart for the d . . . .

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