Exploring Mean and Median through Missing Scores

Exploring Mean and Median through Missing Scores

Assessment

Interactive Video

Mathematics

6th - 8th Grade

Hard

Created by

Aiden Montgomery

FREE Resource

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.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

91

85

80

75

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

3

4

5

6

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

Median

Mode

Mean

Range

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

95

103

90

100

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

Not mentioned

Only with extra credit

No

Yes

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

92

86

85

93

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

86

93

92

85

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