Probability of Event A Occurring given Event B occurs Solution

STEP 0: Pre-Calculation Summary
Formula Used
Probability of Event A given Event B Occurs = Probability of Occurrence of Event A and Event B/Probability of Event B
P(A|B) = P(A∩B)/P(B)
This formula uses 3 Variables
Variables Used
Probability of Event A given Event B Occurs - Probability of Event A given Event B Occurs is the probability of a second event B occurring based on the probability of the first event A occurring, where two events occur in relation to one another.
Probability of Occurrence of Event A and Event B - Probability of Occurrence of Event A and Event B is the likelihood that two events A and B happen together.
Probability of Event B - Probability of Event B is the likelihood that event B happens.
STEP 1: Convert Input(s) to Base Unit
Probability of Occurrence of Event A and Event B: 0.1 --> No Conversion Required
Probability of Event B: 0.2 --> No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
P(A|B) = P(A∩B)/P(B) --> 0.1/0.2
Evaluating ... ...
P(A|B) = 0.5
STEP 3: Convert Result to Output's Unit
0.5 --> No Conversion Required
FINAL ANSWER
0.5 <-- Probability of Event A given Event B Occurs
(Calculation completed in 00.004 seconds)

Credits

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Created by Dhruv Walia
Indian Institute of Technology, Indian School of Mines, DHANBAD (IIT ISM), Dhanbad, Jharkhand
Dhruv Walia has created this Calculator and 1100+ more calculators!
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Verified by Nikhil
Mumbai University (DJSCE), Mumbai
Nikhil has verified this Calculator and 300+ more calculators!

Probability of Two Events Calculators

Probability of Event A or B Occurring
​ Go Probability of Occurrence of Event A or Event B = Probability of Event A+Probability of Event B-Probability of Occurrence of Event A and Event B
Probability of Independent Events A and B Occurring Together
​ Go Probability of Occurrence of Event A and Event B = Probability of Event A*Probability of Event B
Probability of Mutually Exclusive Events A or B Occurring
​ Go Probability of Occurrence of Event A or Event B = Probability of Event A+Probability of Event B
Probability of Event A Not Occurring
​ Go Probability of Non-Occurrence of Event A = 1-Probability of Event A

Probability of Two or More Events Calculators

Probability of Exactly One Event Occurring
​ Go Probability of Occurrence of Exactly One Event = (Probability of Event A*Probability of Non-Occurrence of Event B*Probability of Non-Occurrence of Event C)+(Probability of Non-Occurrence of Event A*Probability of Event B*Probability of Non-Occurrence of Event C)+(Probability of Non-Occurrence of Event A*Probability of Non-Occurrence of Event B*Probability of Event C)
Probability of Atleast One Event Occurring
​ Go Probability of Occurrence of Atleast One Event = Probability of Event A+Probability of Event B+Probability of Event C-Probability of Occurrence of Event A and Event B-Probability of Occurrence of Event B and Event C-Probability of Occurrence of Event A and Event C+Probability of Occurrence of All Three Events
Probability of Atleast Two Events Occurring
​ Go Probability of Occurrence of Atleast Two Events = (Probability of Event A*Probability of Event B)+(Probability of Non-Occurrence of Event A*Probability of Event B*Probability of Event C)+(Probability of Event A*Probability of Non-Occurrence of Event B*Probability of Event C)
Probability of All Independent Events Occurring
​ Go Probability of Occurrence of All Three Events = Probability of Event A*Probability of Event B*Probability of Event C

Probability of Event A Occurring given Event B occurs Formula

Probability of Event A given Event B Occurs = Probability of Occurrence of Event A and Event B/Probability of Event B
P(A|B) = P(A∩B)/P(B)

What is Probability?

In Mathematics, Probability theory is the study of chances. In real life, we predict chances depending on the situation. But Probability theory is bringing a mathematical foundation for the concept of Probability. For example, if a box contain 10 balls which include 7 black balls and 3 red balls and randomly chosen one ball. Then the Probability of getting red ball is 3/10 and Probability of getting black ball is 7/10. When coming to statistics, Probability is like the back bone of statistics. It has a wide application in decision making, data science, business trend studies, etc.

How to Calculate Probability of Event A Occurring given Event B occurs?

Probability of Event A Occurring given Event B occurs calculator uses Probability of Event A given Event B Occurs = Probability of Occurrence of Event A and Event B/Probability of Event B to calculate the Probability of Event A given Event B Occurs, The Probability of Event A Occurring given Event B occurs formula is defined as the conditional probability, i.e. the probability of a second event B occurring based on the probability of the first event A occurring, where two events occurring in relation to one another. Probability of Event A given Event B Occurs is denoted by P(A|B) symbol.

How to calculate Probability of Event A Occurring given Event B occurs using this online calculator? To use this online calculator for Probability of Event A Occurring given Event B occurs, enter Probability of Occurrence of Event A and Event B (P(A∩B)) & Probability of Event B (P(B)) and hit the calculate button. Here is how the Probability of Event A Occurring given Event B occurs calculation can be explained with given input values -> 0.5 = 0.1/0.2.

FAQ

What is Probability of Event A Occurring given Event B occurs?
The Probability of Event A Occurring given Event B occurs formula is defined as the conditional probability, i.e. the probability of a second event B occurring based on the probability of the first event A occurring, where two events occurring in relation to one another and is represented as P(A|B) = P(A∩B)/P(B) or Probability of Event A given Event B Occurs = Probability of Occurrence of Event A and Event B/Probability of Event B. Probability of Occurrence of Event A and Event B is the likelihood that two events A and B happen together & Probability of Event B is the likelihood that event B happens.
How to calculate Probability of Event A Occurring given Event B occurs?
The Probability of Event A Occurring given Event B occurs formula is defined as the conditional probability, i.e. the probability of a second event B occurring based on the probability of the first event A occurring, where two events occurring in relation to one another is calculated using Probability of Event A given Event B Occurs = Probability of Occurrence of Event A and Event B/Probability of Event B. To calculate Probability of Event A Occurring given Event B occurs, you need Probability of Occurrence of Event A and Event B (P(A∩B)) & Probability of Event B (P(B)). With our tool, you need to enter the respective value for Probability of Occurrence of Event A and Event B & Probability of Event B and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
How many ways are there to calculate Probability of Event A given Event B Occurs?
In this formula, Probability of Event A given Event B Occurs uses Probability of Occurrence of Event A and Event B & Probability of Event B. We can use 2 other way(s) to calculate the same, which is/are as follows -
  • Probability of Event A given Event B Occurs = (Probability of Event B given Event A Occurs*Probability of Event A)/Probability of Event B
  • Probability of Event A given Event B Occurs = (Probability of Event B given Event A Occurs*Probability of Event A)/Probability of Event B
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