February 25, 2017

Homework Help: Statistics

Posted by help on Friday, November 5, 2010 at 5:03pm.

Are these statements true or false?

1. The sample mean, the sample proportion and the sample standard deviation are all unbiased estimators of the corresponding population parameters.

2. If the population is normally distributed with known variance then the sample mean may not be normally distributed for very small sample size.

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