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Title: Probability distribution function of discrete random variable

Grade: 9-a Lesson: S4-L1

Explanation: Hello Students, time to practice and review the steps for the problem.

Lesson Steps

$3$

Step	Type	Explanation	Answer
1	Problem	From the given data ,Find the value of P(X ≤ 0.5).?
2	Step	Finding the P(X ≤ 0.5).	P(X=0.5) + P(X=0.4) + P(X=0.2)
3	Step	Simplification.	P(X≤0.5) = 0.1+0.2+0.2
4	Step	After simplification.	P(X≤0.5) = 0.5
5	Hint	0 < \$p_i\$ < 1 Condition is satisfied.
6		Answer	B

Step

Type

Explanation

Answer

Problem

From the given data ,Find the value of P(X ≤ 0.5).?

Step

Finding the P(X ≤ 0.5).

P(X=0.5) + P(X=0.4) + P(X=0.2)

Step

Simplification.

P(X≤0.5) = 0.1+0.2+0.2

Step

After simplification.

P(X≤0.5) = 0.5

Hint

0 < \$p_i\$ < 1 Condition is satisfied.

Answer

Tutor: Questions

Seq	Type	Question
1	Problem	What did you learn from this problem?
2	Clue	What did you learn from the clues?
3	Hint	What did you learn from the Hints?
4	Step	What did you learn from the Steps?
5	Step	How can we improve the Steps?

Seq

Type

Question

Audio

Problem

What did you learn from this problem?

Clue

What did you learn from the clues?

Hint

What did you learn from the Hints?

Step

What did you learn from the Steps?

Step

How can we improve the Steps?