quartiles

The number of letters in each student's name in a school is given in the box-and-whisker plot. What is the ratio of the least value of the plot to the middle quartile of the plot? => 4 3 or 2 3 or 1 3 or 1 2..

During the 1980's, some major earth quakes were recorded around the world. The intensities were recorded as 7.3, 7.2, 7.7, 7.1, 7.8, 8.1, 7.3, 6.5, 7.3, 6.8 and 6.9 on the Richter scale. Find the ratio of the lower quartile to the upper quartile of the data. => 68 : 77 or 68 : 7..

Find the lower quartile and the upper quartile from the data. Component Quantity Hard disk 240 Monitors 330 Keyboards 200 Mouse 160 Speakers 380 => 160, 380 or 160, 240 or 200, 330 or None of the above..

From the table, find the lower and upper quartile for the number of cars manufactured in a year. Year Number of cars produced 1990 5019 1991 5495 1992 5955 1993 6530 1994 6809 1995 6133 1996 5794 1997 5793 1998 5981 1999 5743 2000 4818 => 5955 and 6133 or 5495 and 6133 or 5955 and 6530 or..

The box-and-whisker plot shows the number of books sold by a shopkeeper in the months of March and April. Which of the following is true for the data? => Middle quartile for the month of April is greater than the middle quartile for the month of March or Upper quartile..

The box-and-whisker plot shows the weekly earnings($) of two different workers. Which of the following statements is true for the data? => Lower quartile of Worker B is equal to the median of Worker A. or Median of Worker B is greater than median of Worker A. or Range of Worker A is great..

Types of events Measures of central tendency/dispersion, quartiles, interquartiles Permutations and combinations Methods of data representation Statistical experiments (more than one variable) Correlation and causatio..

The box-and-whisker plot shows the average speed of two cars in reaching a destination. Which of the following statements is true? => Average median speed of Car B is greater than Car A. or Average median speed is same for both the Cars. or Car B has lower average median speed than Car A. or Lower ..

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 univariate data: Measurin..