find the first and third quartiles

Describe how the price of a pen changed after three years. Time Price of a Pen Initial $5.00 after 1st year $6.00 after 2nd year $6.50 after 3rd year $6.95 => varying or decreasing or increasing or constant..

The table shows the percentage of scores obtained by John each year during his four year degree course. Which of the following is the equivalent box-and-whisker plot of the data? Also find out the median of scores obtained. Year Percentage of scores 1st Year 70 2nd Yea..

The percentage of points scored by Jack each year during his four year degree course is shown in the table. Which is the equivalent box-and-whisker plot for the data? Also find the average percentage of points scored by him during the course. Year Percentage of points 1st..

Based on the data in the stem and leaf plot, find the sum of the average of lower quartile and the middle quartile and the average of middle quartile and the upper quartile. => 50 or 40 or 43 or 44..

What are the values of lower quartile and upper quartile of a data set, if its least value is 171, middle quartile is 257 and the greatest value is 304? => 171, 304 or 171, 257 or 257, 304 or Cannot be determined..

The position of the greatest value in a set of data is 11. What are the positions of the lower quartile, the middle quartile and the upper quartile? => 1, 3, 6 or 3, 6, 9 or 3, middle of 5 th and 6 th positions, 10 or Cannot be d..

What is the product of all the three quartiles of the box-and-whisker plot? => 1234 or 2050 or 2431 or None of the above..

What is the product of all the three quartiles of the box-and-whisker plot? => 1234 or 2431 or 2050 or None of the above..

The box-and-whisker plot shows the number of petals of each flower in a garden. What is the difference between the upper quartile and the lower quartile of the plot? => 80 or 100 or 50 or 90..

What is the ratio of the lower quartile to the middle quartile to the upper quartile for the data set? 2, 3, 9, 10, 11, 12, 15, 17, 6, 7, 8, 9, 17, 23, 24, 19, 22, 22 and 23 => 1 : 2 : 3 or 4 : 6 : 11 or 2 : 3 : 4 or 4 : 6 : ..