Lesson Example Discussion Quiz: Class Homework |
Step-4 |
Title: Karl pearson’s coefficient of skewness |
Grade: 9-a Lesson: S2-L7 |
Explanation: Hello Students, time to practice and review the steps for the problem. |
| Step | Type | Explanation | Answer |
|---|---|---|---|
1 |
Problem |
Standard deviation is 40, Mean is 120, Mode is 70 then find the karl pearson’s coefficient of skewness. |
|
2 |
Hint |
Mode |
70 |
3 |
Clue |
Mean |
120 |
4 |
Clue |
Standard deviation |
40 |
5 |
Step |
Skewness |
sk = \$(Mean - Mode) / (sd)\$ |
6 |
Step |
Simplification |
sk = \$(120 - 70) / (40)\$ |
7 |
Step |
Simplification |
sk = \$50 / 40\$ |
8 |
Step |
After simplification we get |
1.25 |
9 |
Answer |
D |
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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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