relative frequency histograms

Which of the following statement(s) is/are false? I. Data such as blood types (A, B, AB, O) can be organised into a categorical frequency distribution. II. Except for rounding errors, relative frequencies should add up to 100. III. A statistical device used in explorat..

A two dimensional frequency density diagram is called a histogram. A histogram is a diagram which represents the class interval and frequency in the form of a rectangl..

Using the histogram, construct a frequency polygon. => Graph 1 or neither Graoh 1 nor Graph 2 or Graph 2 or both Graph 1 and Graph 2..

The histogram shows the number of students and their age groups in a school. Which interval has the lowest frequency? => 7 to 9 or 13 to 15 or 4 to 6 or 10 to 12..

Histogram - A two dimensional frequency density diagram is called a histogram. A histogram is a diagram which represents the class interval and frequency in the form of a rectangle. There will be as many adjoining rectangles as there are class inter..

Mary recorded the number of stamps collected by her friends on a histogram. What is the difference between the greatest and least frequency shown in the graph? => 2 or 9 or 3 or 7..

(1) Mark class intervals on X-axis and frequencies on Y-axis. (2) The scales for both the axes need not be the same. (3) Class intervals must be exclusive. If the intervals are in inclusive form, convert them to the exclusive form. (4) Draw rectangles with class intervals as bases and th..

Which of the following statement(s) is/are true? I. On a pareto chart, the frequencies should be represented on the y - axis. II. In a frequency distribution, the number of classes should be between 5 and 20. III. The three types of frequency distributions are his..

A survey of 50 clothing stores reported these number of sales held during a randomly selected month. Select the correct histogram representing the data shown. Number of sales Frequency 11 - 15 5 16 - 20 7 21 - 25 17 26 - 30 10 31 - 35 3 36 - 40 8 => both Graph 1 and Graph 2 or G..

Constructing and interpreting graphical displays of distributions of univariate data: Dotplot, stemplot, histogram, cumulative frequency plot Center and spread Clusters and gaps Outliners and other unusual features Shape Summarizing distributions of univari..