Section 7: Techniques of Gathering Data

Standards:

1.3.1 Distinguish between accuracy and precision as measures of statistical variability and statistical bias in measurements.

1.3.2 Describe how the size of a sample impacts how well it represents the population from which it was drawn.

1.3.3 Design a method for gathering data that is appropriate for a given purpose.

1.3.4 Identify biases in sampling methods for experiments, observational studies, and surveys.

Essential Question (s):

•  Under what circumstances should a sample statistic be used as an estimator of a population parameter?