Lesson Example Discussion Quiz: Class Homework |
Step-1 |
Title: Measures of variation-Interquartile range |
Grade: 9-a Lesson: S1-L8 |
Explanation: Hello Students, time to practice and review the steps for the problem. |
| Step | Type | Explanation | Answer |
|---|---|---|---|
1 |
Problem |
Students has scored from the given data.Find the interquartile range 2,5,7,9,3,4,6,8,10 |
|
2 |
Step |
Arrange the numbers in ascending order |
2,3,4,5,6,7,8,9,10 |
3 |
Step |
Divide the data to identify quartiles |
2,3,4,5,\$6\$ → first half, |
4 |
Step |
Identify the \$Q_1\$ from first half |
\$Q_1\$ = 4 |
5 |
Step |
Identify the \$Q_3\$ from second half |
\$Q_3\$ = 8 |
6 |
Formula: |
IQR = \$Q_3 -Q_1\$ |
|
7 |
Step |
Substitute the above values and solve |
8 - 4 = 4 |
8 |
Answer |
C = 4 |
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Tutor: Questions
| Seq | Type | Question | Audio |
|---|---|---|---|
1 |
Problem |
What did you learn from this problem? |
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2 |
Clue |
What did you learn from the clues? |
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3 |
Hint |
What did you learn from the Hints? |
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4 |
Step |
What did you learn from the Steps? |
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5 |
Step |
How can we improve the Steps? |
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