Mean, Median, Mode for Grouped Data

Mean, Median, Mode for Grouped Data

Elizabeth C. Borres

At the end of the lesson, students will be able to:

• calculate the mean, median and the mode for grouped data

• apply the measures of central in describing researches.

Please remember the following:

• Make-up/retake (10:20 - 10:50 & 2pm to 2:30pm) and Flex Friday

• Tutorial every Wednesday (3:00pm)

• UNIT TEST on Thursday (Mean, median, mode for grouped and ungrouped data)

Let us review how to find the mean, median and the mode for ungrouped data.

(Please prepare pen, paper, and calculator).

Multiple Choice

Find the mean of these numbers:
5,11,2,12,4,2

• 4.1
• 6
• 4.5
• 4

Multiple Choice

Find the median of these numbers:
4,2,7,4,3

• 2
• 5
• 7
• 4

Multiple Choice

Find the mode of these numbers:

4,3,6,4,3,6,6,3,2,1,3

• 3

• 6

• 4

• 2

Multiple Choice

Find the mode of these numbers:

4,3,6,4,3,6,6,3,2,1,3

• 3

• 6

• 4

• 2

Multiple Choice

What is the median of:

6, 12, 16, 11, 8, 4, 1, 11,

• 11

• 6

• 8

• 9.5

Poll

Do you have any question(s)?

Open Ended

How do you find the mean for grouped data?