
13 • Probability
... had to happen for you to be born, for example . . . the odds are extraordinary. Probability is that part of mathematics that gives meaning to the idea of uncertainty, of not fully knowing or understanding the occurrence of some event. We often hear that there is a good chance of rain, people bet wit ...
... had to happen for you to be born, for example . . . the odds are extraordinary. Probability is that part of mathematics that gives meaning to the idea of uncertainty, of not fully knowing or understanding the occurrence of some event. We often hear that there is a good chance of rain, people bet wit ...
CHAPTER 7
... • A good estimator must be unbiased, consistent, and relatively efficient. • There are two types of estimates of a parameter: point estimates and interval estimates. • A point estimate is a single value. The problem with point estimates is that the accuracy of the estimate cannot be determined, so t ...
... • A good estimator must be unbiased, consistent, and relatively efficient. • There are two types of estimates of a parameter: point estimates and interval estimates. • A point estimate is a single value. The problem with point estimates is that the accuracy of the estimate cannot be determined, so t ...
Chapter 8
... Estimator – a statistic derived from a sample to infer the value of a population parameter. Estimate – the value of the estimator in a particular sample. A population parameter is usually represented by a Greek letter and the corresponding statistic by a Roman letter. ...
... Estimator – a statistic derived from a sample to infer the value of a population parameter. Estimate – the value of the estimator in a particular sample. A population parameter is usually represented by a Greek letter and the corresponding statistic by a Roman letter. ...