Central Tendency Ungrouped Data

It is a commonly used measure of central position.

• Central Tendency

• Mean

• Median

• Mode

The sum of the values in a set of data divided by the number of values.

• Central Tendency

• Mean

• Median

• Mode

It is a middle value of a set

• Central Tendency

• Mean

• Median

• Mode

It is the measure or value which occurs most frequently in a set of data.

• Central Tendency

• Mean

• Median

• Mode

What do you call when there is one mode?

• Bimodal

• Unimodal

• Trimodal

• Multimodal

What do you call when there are two modes?

• Bimodal

• Unimodal

• Trimodal

• Multimodal

Find the median of 14, 13, 17, 15, 16, 14 and 15

• 16

• 17

• 15

• 14

Find the median of 15, 13 18, 25, 24, and 20

• 20

• 18

• 19

• 17

A student got these scores on eight quizzes in Math 7. What is his mode?

86, 84, 88, 86, 83, 86, 85, 80, 86

• 84

• 86

• 80

• 81

The ages in years of a group of 10 boys are follows: 9, 10, 11, 10, 13, 12, 10, 14, 10, 13

Find the mean of the data, rounded to one decimal place.

• 11.21

• 10.20

• 11.20

• 10.21