Central Tendency

What is the median?

• The number in the middle.
• The greatest number - the least number
• The average
• The number that appears most often.

To find the average of a set of numbers, add up all the items and divide by...

• 2.
• The smallest number
• The largest number
• The number of items in the set.

Tags

CCSS.7.EE.B.3

What is the range?

• The average
• The number in the middle
• The largest number - the smallest number
• The number that appears most often

Tags

CCSS.4.MD.B.4

What is the mode?

• The average
• The number that appears most often.
• The largest number - the smallest number
• The number in the middle.

Tags

CCSS.6.SP.B.5

The number of miles that Jenna cycled each week for a 7-week period is shown: 
36, 42, 28, 52, 48, 36, 31 
What is the median number of miles Jenna cycled?

• 24
• 36
• 39
• 52

Tags

CCSS.6.SP.B.5

CCSS.6.SP.A.3

The mode score on the 6th grade math test was 94! Which of these interpretations must be correct?

• 99 was the highest score on the test.
• More students received a 94 than any other score
• No student scored below a 50
• A score of 91 was slightly below average.

Tags

CCSS.6.SP.B.5

CCSS.6.SP.A.3

Find the median, mode and range:

3, 5, 7, 9, 11, 8, 3

• median:9 mode:3 range:8

• median:6 mode:3 range:7

• median:7 mode:3 range:8

What is the mode of the data set:
Black  Blue  Red
Pink  Black  Black
Gray  Green  Blue
Blue  Blue  Red
Yellow  Blue  Red

• Blue and Black
• Blue
• Red
• Black

Paulo got these markers in three tests: 72, 80 and 82. He had one more test to sit. He wanted an average of 80 for the four tests. What mark must he get in the fourth test?

• 78
• 80
• 84
• 86

Tags

CCSS.7.EE.B.3

If the mean of a data set is 10, what is the missing piece of data? 
5, 4, 7, 15, 12, ___

• 7
• 17
• 20
• 16