Search for tag: "random sample"

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Illustrate Finding the Joint PDF of Sample from… duration 8 minutes 25 seconds Illustrate Finding the Joint PDF of Sample from… Illustrate Finding the Joint PDF of Sample from Exponential Family	Illustrate Finding the Joint PDF of Sample from Exponential Family An example to illustrate how to find the joint probability density function of a random sample from a gamma distribution using the result that the gamma family of distributions is an exponential… random sample gamma distribution exponential family joint probability density function From Jane Harvill 103 plays 0
Sums of Random Variables from a Random Sample duration 36 minutes 55 seconds Sums of Random Variables from a Random Sample Sums of Random Variables from a Random Sample	Sums of Random Variables from a Random Sample When a random sample is drawn, some summary of the values is usually computed. Any well-defined summary may be expressed mathematically as a function of an n-dimension vector. The domain of that… random sample iid statistic sampling distribution unbiased estimator location-scale family exponential family sample mean sample variance sample standard deviation From Jane Harvill 184 plays 0
Basic Concepts of a Random Sample duration 20 minutes 19 seconds Basic Concepts of a Random Sample Basic Concepts of a Random Sample	Basic Concepts of a Random Sample We begin by defining a random sample and explaining how a random sample is also considered a collection of independent and identically distributed random variables. To do so, the idea of mutually… mutually independent random variables random sample independent and identically distributed iid bootstrap sampling with replacement sampling without replacement finite population From Jane Harvill 122 plays 0