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Risk is the probability of occurrence of an event at least once over a period of n successive years. Check FAQs
R=1-(1-p)n
R - Risk?p - Probability?n - Successive Years?

Equation for Risk Example

With values
With units
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Here is how the Equation for Risk equation looks like with Values.

Here is how the Equation for Risk equation looks like with Units.

Here is how the Equation for Risk equation looks like.

0.0647Edit=1-(1-0.0067Edit)10Edit
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Equation for Risk Solution

Follow our step by step solution on how to calculate Equation for Risk?

FIRST Step Consider the formula
R=1-(1-p)n
Next Step Substitute values of Variables
∴ R=1-(1-0.0067)10
Next Step Prepare to Evaluate
∴ R=1-(1-0.0067)10
Next Step Evaluate
∴R=0.0647049492873479
LAST Step Rounding Answer
∴R=0.0647

Equation for Risk Formula Elements

Variables
Risk
Risk is the probability of occurrence of an event at least once over a period of n successive years.
Symbol: R
Measurement: NAUnit: Unitless
Note: Value can be positive or negative.
Formulas to find RiskOpen Variable
Probability
Probability of occurrence of an event (x ≥ xt), of how likely an event is to occur, or how likely it is that a proposition is true.
Symbol: p
Measurement: NAUnit: Unitless
Note: Value can be positive or negative.
Formulas to find ProbabilityOpen Variable
Successive Years
Successive Years following in order.
Symbol: n
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Formulas to find Successive YearsOpen Variable

Other Formulas to find Risk

​Go Equation for Risk given Return Period
R=1-(1-(1Tr))n
​Go Risk given Reliability
R=1-Re

Other formulas in Risk, Reliability and Safety Factor category

​Go Probability given Return Period
p=1Tr
​Go Return Period given Probability
Tr=1p
​Go Reliability given Risk
Re=1-R
​Go Reliability using Return Period
Re=(1-(1Tr))n

How to Evaluate Equation for Risk?

Equation for Risk evaluator uses Risk = 1-(1-Probability)^Successive Years to evaluate the Risk, The Equation for Risk formula is defined as the probability of occurrence of an event at least once throughout 'n' successive years. Risk is denoted by R symbol.

How to evaluate Equation for Risk using this online evaluator? To use this online evaluator for Equation for Risk, enter Probability (p) & Successive Years (n) and hit the calculate button.

FAQs on Equation for Risk

What is the formula to find Equation for Risk?
The formula of Equation for Risk is expressed as Risk = 1-(1-Probability)^Successive Years. Here is an example- 0.064705 = 1-(1-0.006667)^10.
How to calculate Equation for Risk?
With Probability (p) & Successive Years (n) we can find Equation for Risk using the formula - Risk = 1-(1-Probability)^Successive Years.
What are the other ways to Calculate Risk?
Here are the different ways to Calculate Risk-
  • Risk=1-(1-(1/Return Period))^Successive YearsOpenImg
  • Risk=1-ReliabilityOpenImg
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