**Statistics – Maharashtra Board Class 9 Solutions for Algebra**

AlgebraGeometryScience and TechnologyHindi

**Exercise -7.1**

**Solution 1:**

**Solution 2:**

**Solution 3:**

**Solution 4:**

**Solution 5:**

**Solution 6:**

**Solution 7:**

**Exercise – 7.2**

**Solution 1:**

**Solution 2:**

The subdivided bar diagram is as follows:

**Solution 3:**

The subdivided bar diagram is as follows:

**Solution 4:**

The subdivided bar diagram is as follows:

**Exercise – 7.3**

**Solution 1:**

**Solution 2:**

**Solution 3:**

**Solution 4:**

**Solution 5:**

**Exercise – 7.4**

**Solution 1:**

**Solution 2:**

**Solution 3:**

**Solution 4:**

**Solution 5:**

**Exercise – 7.5**

**Solution 1:**

**Solution 2:**

**Solution 3:**

**Solution 4:**

**Solution 5:**

**Exercise – 7.6**

**Solution 1:**

Arranging the given data in a tabular form, we have

Here, the maximum frequency is 3 and corresponds to observation 18.

∴ The mode is 18.

**Solution 2:**

Arranging the given data in a tabular form, we have

Here, the maximum frequency is 4 and corresponds to observation 14.

∴ The mode is 14.

**Solution 3:**

Here, the maximum frequency is 27 and corresponds to the age 19 years.

∴ The mode is 19 years.

**Solution 4:**

Here, the maximum frequency is 20 and corresponds to height 148 cm.

∴ The mode is 148 cm.

**Solution 5:**

Here, the maximum frequency is 4 and corresponds to the weights 60 kg and 47 kg.

∴ The modes are 60 kg and 47 kg.

**Solution 6:**

Here, the maximum frequency is 22 and corresponds to 19 marks.

∴ The mode is 19 marks.