Find the median of the following data Classes 118-126 127-135 - Maths - Statistics

Question

Find the median of the following data

Classes

118-126

127-135

136-144

145-153

154-162

163-171

172-180

Frequency

3

5

9

12

5

4

2

Koka Sri Lakshmi Divya Sai · Accepted Answer

$\frac{N}{2} = \frac{40}{2} = 20 ∴ Median=size of 20th item Median class is 145-153 Now Median=L+ (\frac{\frac{N}{2} - c}{f}) h = 145 + (\frac{20 - 17}{12}) 8 = 145 + (\frac{3}{12}) 8 = 145 + 2 = 147$

Find the median of the following data. Classes 118-126 127-135 136-144 145-153 154-162 163-171 172-180 Frequency 3 5 9 12 5 4 2

Find the median of the following data.

Classes

118-126

127-135

136-144

145-153

154-162

163-171

172-180

Frequency

3

5

9

12

5

4

2