This stem-and-leaf plot shows the number of chapters in some different library books.Use the stem-and-leaf plot to determine the median of this data.Number of Chapters in Library BooksStemLeaf16 8 9 21 1 3 634Key: 2|3 = 23 chapters in a book18 chapters22.2 chapters23 chapters21 chapters
Question
This stem-and-leaf plot shows the number of chapters in some different library books.Use the stem-and-leaf plot to determine the median of this data.Number of Chapters in Library BooksStemLeaf16 8 9 21 1 3 634Key: 2|3 = 23 chapters in a book18 chapters22.2 chapters23 chapters21 chapters
Solution
To find the median of the data from the stem-and-leaf plot, we first need to list all the data in numerical order.
From the plot, we have the following data points:
16, 18, 19, 21, 21, 23, 34
The median is the middle number in a sorted list of numbers.
In this case, with 7 data points, the median would be the 4th number.
So, the median number of chapters in the library books is 21 chapters.
Similar Questions
This stem-and-leaf plot shows the number of chapters in some different library books.Use the stem-and-leaf plot to determine the range of this data.Number of Chapters in Library BooksStemLeaf16 8 9 21 1 3 634Key: 2|3 = 23 chapters in a book22.2 chapters18 chapters21 chapters6 chapters
The median of the following data is: Marks: 0-10, 10-20, 20-30, 30-40, 40-50, 50-60, 60-70 No. of Students: 15, 25, 52, 56, 78, 80, 70a.40.67b.45.13c.47.41d.49.28
(1 point) Your teacher is trying to encourage her students to read more books. For the current 9-weeks period, student in her class read the following (sorted) numbers of books:2 2 2 2 3 3 4 5 5 5 5 6 6 6 7 7 7 9 9For this data, the mean number of books read is and the median number read is Express answers that are not integers to two decimal places.
The histogram below shows information about the number of books students read in a month:Which information is provided in the histogram? (4 points)The mean number of books readThe median number of books readThe number of students who read 4 books or fewerThe number of students who read 9 books or more
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