Exploring Mean and Median through Missing Scores

The video tutorial covers solving problems related to finding missing scores to achieve desired mean or median values in math tests. It includes examples with students Chloe, Josh, David, and Jake, demonstrating how to calculate the required scores for their final tests to meet specific average or median goals.

What score does Chloe need on her fifth test to achieve an average of 80?

• 91

• 85

• 80

• 75

Tags

CCSS.6.SP.B.5C

How many tests in total does Chloe take to calculate her desired mean?

• 3

• 4

• 5

• 6

Tags

CCSS.6.SP.B.5C

What mathematical concept is used to solve Chloe's and Josh's problems?

• Median

• Mode

• Mean

• Range

Tags

CCSS.6.SP.B.5D

CCSS.HSS.ID.A.2

What impossible score does Josh need to reach a mean of 90?

• 95

• 103

• 90

• 100

Tags

CCSS.6.SP.B.5C

If a test is out of 100 points, can Josh achieve his desired mean of 90?

• Not mentioned

• Only with extra credit

• No

• Yes

Tags

CCSS.6.SP.B.5C

What score must David achieve on his fifth test to ensure the median is at least 85?

• 92

• 86

• 85

• 93

Tags

CCSS.6.SP.B.5C

If David scores 93 on his fifth test, what will be the median?

• 86

• 93

• 92

• 85

Tags

CCSS.6.SP.B.5C

What score does Jake need on his fifth test to ensure the median is 80?

• 79

• 82

• 80

• 85

Tags

CCSS.6.SP.B.5C

How many tests does Jake consider to determine his median?

• 3

• 5

• 4

• 6

Tags

CCSS.6.SP.B.5C

What is the median if Jake scores 82 on his fifth test?

• 79

• 82

• 80

• 85

Tags

CCSS.6.SP.B.5C