1. In each of the following situations, identify the population, each variable, and determine if the variable is qualitative or quantitative. a. A quality control worker with Sweet-Tooth Candy weighs every 100th candy bar to make sure it is very close to the published weight. b. John decides to group his employees according to the type of skill possessed. C. A researcher is studying the effect of a newly formulated method in glue laminating wood. She performs an experiment where she compares the shear stress of the "gluelam" wood using the new method and commercially available "gluelam" wood. She used 10 items for each method (new and commercial). 2. To assign workers to two stores, the owner has the workers count off by two's to divide them into teams. Is this (team) a qualitative or quantitative variable? 3. A school is studying its students' test scores by grade. Explain how the characteristic 'grade' could be considered either a categorical or a numerical variable