# CBSE Class 10-Mathematics: Chapter –14 Statistics Part 5

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**Question 16:**

If the mode of a data is 45 and mean is 27, then median is

(a)

(b)

(c)

(d) None of these

No. of pairs sold 1 4 3 20 45 25 2

Find mode of the destitution.

(a)

(b)

(c)

(d)

**Answer:**

(c)

**Question 17:**

If are the mid-points of the class intervals of grouped data, are the corresponding frequency and is the mean, then is equal to

(a)

(b)

(c)

(d)

**Answer:**

(a)

**Question 18:**

Mode of the following data is

Class Interval | |||||

(a)

(b)

(c)

(d)

**Answer:**

(d)

**Question 19:**

Median of the following data is

Class | |||||

(a)

(b)

(c)

(d)

**Answer:**

(c)

**Question 20:**

If the median of the distribution is , find the value of .

Class | Total | ||||||

(a)

(b)

(c)

(d)

**Answer:**

(a)

## 2 Mark Questions

**Question 1:**

The following data gives the number of boys of a particular age in a class of students. Calculate the mean age of students:

Age(in years) | ||||||

8 |

**Answer:**

We have

Age (in years) (x) | No. of students (f) | |