P&S: Measures of Central Tendency

The ____________ is the measure of central tendency that represents the middle number in a set of data.

• Mode

• Average

• Principal

• Median

Tags

CCSS.6.SP.A.3

The number that appears the most in a data set is commonly known as the ___________.

• Mean

• Range

• Mode

• Average

Tags

CCSS.6.SP.B.5D

CCSS.HSS.ID.A.2

How do we find the median when there are exactly TWO numbers in the middle of the data set?

• We add up all of the numbers and divide by the number of numbers.

• Subtract the lower extreme from the upper extreme.

• Add the two numbers together and divide the sum by 2.

• Use the formula I = P x r x t

Tags

CCSS.6.SP.B.5C

The following data set represents the responses from students when they were asked how many siblings they had:

1, 1, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 4, 7

What is the average number of siblings for this set of students?

• About 2.6

• 6

• About 18

• About 2.4

Tags

CCSS.4.MD.B.4

An OUTLIER in a set of data is a number that is far away from the rest of the numbers.

Identify the OUTLIER in this data set.

5, 8, 10, 11, 15, 53

• 5

• 53

• 0

• 15

At Dominique's Donuts the number of donut holes in a bag can vary. Help Dominique find the mode.
12,10,10,10,13,12,11,13,10

• 13
• 12
• 11
• 10

Tags

CCSS.6.SP.B.5C

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

• 4.1
• 6
• 4.5
• 4

Tags

CCSS.7.NS.A.3

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

• 2
• 5
• 7
• 4

Tags

CCSS.6.SP.B.5C

Find the median, mode and range: 
3, 5, 7, 9, 11, 8, 3

• median:7  mode:3  range:7
• median:6  mode:3  range:7
• median:7  mode:3  range:8

Tags

CCSS.6.SP.B.5C

Gary has taken an aptitude test 8 times and his scores are 96, 98, 98, 105, 36, 87, 95, and 93. Which measure of central tendency is most appropriate for his scores?

• Median

• Mode

• Mean

• Range

Tags

CCSS.6.SP.B.5D

CCSS.HSS.ID.A.2