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Probability, Statistics and Random Processes by Pappu Kousalya

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6

Sampling Theory and Distribution

Prerequisites

Before you start reading this unit, you should:

  • Know the binomial distribution
  • Have knowledge of the normal distribution
  • Know to find the solutions of equations
  • Find mean and variance of any distribution

Learning Objectives

After going through this unit, you would be able to:

  • Understand the different terminology in sampling theory and types of sampling techniques
  • Differentiate among major sampling distributions of statistics
  • Determine an appropriate sample size to estimate a population mean or proportion for a given label of accuracy and with a prescribed level of confidence
INTRODUCTION

Many a times, it is of much interest to draw valid conclusions about a large group of individuals or objects. ...

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