Do you remember the days when a cup of coffee cost five cents? At A.W. Dennett restaurant in 1894, you could buy a five-cent cup of coffee and as well as a five-cent slice of pie to accompany it. The menu from that year is a primary...

Make fast food restaurants even faster. Groups consider trade-offs when maximizing efficiency in fast food restaurants. Restructuring schedules and floor plans, as well reassigning job duties, all fall under this directive.  

Use measures of variance to compare and analyze data sets. Pupils match histograms of data sets to their respective statistical measures. They then use calculated statistics to further analyze groups of data and use the results to make...