#### Construct a combined histogram and frequency polygon for the following data:

Weekly earnings (in rupees) | 150-165 | 165-180 | 180-195 | 195-210 | 210-225 | 225-240 |

No. of workers | 8 | 14 | 22 | 12 | 15 | 6 |

**Solution:**

#### In a study of diabetic patients, the following data was obtained:

Age (in years) | 10-20 | 20-30 | 30-40 | 40-50 | 50-60 | 60-70 | 70-80 |

No. of patients | 3 | 8 | 30 | 36 | 27 | 15 | 6 |

Represent the above data by a histogram and a frequency polygon.

**Solution:**

**More Solutions:**

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