Cholesterol levels: A national health survey measured the serum HDL cholesterol levels in a large number of women. Following is a sample of 35 HDL levels (in milligrams per deciliter) that are based on the results of that survey. The list has been sorted into numerical order. 28 28 28 30 31 34 34 35 38 38 39 39 40 41 41 41 41 42 42 43 43 44 46 47 48 49 52 53 56 61 63 65 68 68 69 Send data to Excel Part 1 of 2 (a) What is the 17th percentile? The 17" percentile is Part 2 of 2 (b) What is the 72nd percentile? The 72 percentile is 2nd

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Bar Graphs

A bar graph is a chart or graphical representation of data. A bar chart, also known as a bar graph, is a graph or chart that displays categorical data using rectangular bars with heights or lengths equal to the values they represent. Typically, bar graphs show categorical and numerical variables grouped in class intervals. A bar graph is useful for comparing and analyzing a set of data.