Standards

**NCTM Standards**

 * formulate questions that can be addressed with data and collect, organize, and display relevant data to answer them;
 * select and use appropriate statistical methods to analyze data;
 * develop and evaluate inferences and predictions that are based on data;
 * understand and apply basic concepts of probability.

//**Standard 2.5: Mathematical Problem Solving and Communication**//

 * 2.5.7.A:** Develop a plan to analyze a problem, identify the information needed to solve the problem, carry out the plan, apply estimation skills as appropriate, check whether the plan makes sense, and explain how the problem was solved in grade appropriate contexts.

//**Standard 2.6: Statistics and Data Analysis**//

 * 2.6.7.A: ** Identify different ways of selecting a sample and choosing an appropriate sampling technique for a given situation.
 * 2.6.7.B: ** Organize and display data using an appropriate data display, such as circle graphs, histograms, line graphs, double bar graphs, and stem-and-leaf plots, Venn diagrams, tables, and charts.
 * 2.6.7.C: ** Use numerical summaries to describe different sets of data.
 * 2.6.7.D: ** Use measures of central tendency and spread to compare data sets.
 * 2.6.7.E: ** Interpret trends and make predictions based on data displayed in a graph.