Median for Grouped Data

Given the date below, what is the value of N?

• 30

• 40

• 50

• 60

What is the formula in finding the median of Grouped Data?

• 
• 
• 
• None of them.

What is the class interval of the data on the table?

• 2

• 3

• 4

• 5

Find the median.

• 27.43

• 28.43

• 29.43

• 30.43

How will you be able to find the median class of the data above?

• Find the highest frequency.

• Divide the total frequency by 2.

• Divide the total frequency by 2 then find where it belongs to the cumulative frequency.

• Find the cumulative frequency of the highest frequency value.

In what class does the median class belongs?

• 70-74

• 65-69

• 60-64

• 55-59

Which is the lower boundary of the median class?

• 59.5

• 54.5

• 49.5

• 44.5

 $Md=L\ +\left(\frac{\frac{n}{2}-<cF}{f}\right)i$  

Find the median. Using the formula above.

• 32.6

• 56.9

• 66.51

• 68.10

For this grouped data, find the median?

• 30.5

• 30.69

• 30.31

• 30.35

Estimate the median mass.

• 53

• 53.017

• 53.17

• 53.27