## Probability & Statistics Imp Qusts Pdf file – PS Important Questions

Please find the attached pdf file of Probability & Statistics Important Questions Bank – PS Imp Qusts

#### Link –** PS Question Bank**

**UNIT-I**

SINGLE RANDOM VARIABLES AND PROBABILITY DISTRIBUTIONS

- Explain probability distribution for discrete and continuous?
- If X is Discrete Random variable then Prove that Var (a X +b) = a2 var(X)?
- Write the properties of the Normal Distribution?

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**UNIT-II**

MULTIPLE RANDOM VARIABLES, CORRELATION ®RESSION

- State the properties of joint distribution function of two random variable?
- Explain about random vector concepts?
- If a random variable W=X+Y where X and Y are two independent random variables, What is the density function of W?

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**UNIT-III**

SAMPLING DISTRIBUTIONS AND TESTING OF HYPOTHESIS

- Explain different Types and Classification of sampling?
- Write about Point Estimation, Interval Estimation?
- Write a short note on Hypothesis, Null and Alternative with suitable examples?

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**UNIT-IV**

QUEUING THEORY

- Explain queue discipline?
- Explain pure birth process?
- Explain pure death process?

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**UNIT-V**

STOCHASTIC PROCESSES

- Define stochastic process
- Explain different types of stochastic process
- Give examples of stochastic process

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