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Statistics / The Practice of Statistics 5 / Chapter 7.1 / Problem 19

The Practice of Statistics | 5th Edition | ISBN: 9781464108730 | Authors: Daren S. Starnes, Josh Tabor

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Bias and variability The figure below shows histograms of four sampling distributions of

Chapter 7, Problem 19

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QUESTION:

Bias and variability The figure below shows histograms of four sampling distributions of different statistics intended to estimate the same parameter. Population parameter (i) (ii) (iii) (iv) Population parameter Population parameter Population parameter (a) Which statistics are unbiased estimators? Justify your answer. (b) Which statistic does the best job of estimating the parameter? Explain.

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QUESTION:

Bias and variability The figure below shows histograms of four sampling distributions of different statistics intended to estimate the same parameter. Population parameter (i) (ii) (iii) (iv) Population parameter Population parameter Population parameter (a) Which statistics are unbiased estimators? Justify your answer. (b) Which statistic does the best job of estimating the parameter? Explain.

ANSWER:

Step 1 of 4

From the four histograms which show sampling distributions of different statistics intended to estimate the same parameter. We can determine the following:

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