What is stem-and-leaf plots, Mathematics

Q. What is Stem-and-Leaf Plots?

Ans.

A stem-and-leaf plot is a table that provides a quick way to arrange a set of data and view its shape, or distribution. Each data value is split into two parts: a stem and a leaf. You may want to think of the plant metaphor. The leaves all sprout from the stems of a plant.

2149_What is Stem-and-Leaf Plots.gif

Example: The Hogan family is having a reunion. Aunt Marge is keeping track of the ages of all the family members that will be attending the reunion.

Create a stem-and-leaf plot to represent this data. Use the plot to find the minimum, maximum, mean and mode of the ages. How can the stem-and-leaf plot be used to plan the reunion?

Solution: Let the digits in the tens place be the stems and the units be the leaves.

1215_What is Stem-and-Leaf Plots1.gif

The minimum age is 3 years. The maximum age is 92 years. Since there are 24 data values, the median is the average between the 12th and 13th values, 35 and 38. The median is 36.5.

The stem-and-leaf plot can help the organizer pick activities for family members to do during the reunion. There are four children 12 years or younger, no teenagers, four seniors

Posted Date: 5/3/2013 2:59:20 AM | Location : United States







Related Discussions:- What is stem-and-leaf plots, Assignment Help, Ask Question on What is stem-and-leaf plots, Get Answer, Expert's Help, What is stem-and-leaf plots Discussions

Write discussion on What is stem-and-leaf plots
Your posts are moderated
Related Questions
By pigeonhole principle, show that if any five numbers from 1 to 8 are chosen, then two of them will add upto 9.    Answer: Let make four groups of two numbers from 1 to 8 like

Your friends have opened an ocean fishing operation that requires their fishing vessel to cross a channel, where the depth of the water (measured in metres) varies with time, and i

Reduce the following rational expression to lowest terms.                                     x 2 - 2 x - 8/ x 2 - 9 x + 20 Solution When reducing a rational expressio

A study was conducted to determine the proportion of people who dream in black and white instead of color. Among 317317 people over the age of? 55, 7777 dream in black and? whi

a cheeseburger cost $6.39 more than a burger of $2.29, what is the difference?

Show the result of the following sequence of UNION operations using union-by-weight with the following assumptions Unions are performed on the representatives on the sets th

Distributive Property _x7=(3x7)+(2x_)

how to select out time for m2

Write a proff given angle MJL congruent with angle KJL

What do we mean by the roots of a quadratic equation ?