Dr. Weissman wants to find out how many of her patients flos…

Dr. Weissman wants to find out how many of her patients floss regularly, so she gives out a survey asking people how many days they flossed in the last month. She created the following density histogram.   Fill in the blanks. Identify the subject, variable, and data type of the variable being tested, and give a range of values the median could be in: Subject: Variable: Data Type: Range of values the median could be in:    

Suppose you want to weigh yourself. Before stepping on the s…

Suppose you want to weigh yourself. Before stepping on the scale, you pick up a 5 lb dumbbell and record your weight while holding it. You repeat this several times, and each time the measurement is a little different. What is the reason for these differences in the measurements?