options: Calculate expected values and use them to solve problems.

Use random sampling to draw inferences about a population.

Understand and evaluate random processes underlying statistical experiments.

Develop understanding of statistical variability.

Summarize, represent, and interpret data on a single count or measurement variable.

Make inferences and justify conclusions from sample surveys, experiments, and observational studies.

Understand independence and conditional probability and use them to interpret data.

Investigate chance processes and develop, use, and evaluate probability models.

Investigate patterns of association in bivariate data.

Summarize and describe distributions.

Summarize, represent, and interpret data on two categorical and quantitative variables.

Draw informal comparative inferences about two populations.

Use the rules of probability to compute probabilities of compound events in a uniform probability model.

Use probability to evaluate outcomes of decisions.

Interpret linear models.
problem_activity: Three data sets are shown below.
[IMG]
a.   Estimate each population mean based on the data in the samples.
b.   Which estimate do you think is most accurate? Explain your reasoning.


correct_option_index: 1