WorksheetsPRE IG stem and leaf with averages
Total questions: 20
Worksheet time: 19mins
This stem and leaf diagram shows the ages of a group of people.How many people are there in the group?
12
10
16
11
This stem and leaf diagram shows the ages of a group of people. How old is the youngest member of this group?
14
10
15
1
This stem and leaf diagram shows the ages of a group of people. How old is the oldest member of this group?
44
40
50
4
This stem and leaf diagram shows the ages of a group of people. How many people in this group are younger than 20?
3
8
4
5
This stem and leaf diagram shows the ages of a group of people. How many people in this group are older than 25?
7
4
8
5
Put the steps to completing a Stem and Leaf Plot in the correct order.
Organize the data in order from least to greatest
Find the stems. The stems are the digits in the tens place of each number
Put the stems in a column. Write the stems on the left side of the graph
List the leaves next to the correct stem in order from least to greatest
Title your graph
Amy used the following data to make a stem and leaf plot.
51, 25, 47, 42, 55, 26, 50, 44, 55
When she was done, Amy noticed that she made an error. Describe the error she made and how she can fix it.
3,4,5,6,7
10, 3, 7, 8, 9, 4, 2
45, 38, 47, 42, 40, 47
1, 4, 7, 8, 8, 10, 14
4, 9, 8, 7, 10
4, 9, 8, 3, 7, 10
12,10,10,10,13,12,11,13,10
Find the Mode of:
3, 1, 6, 2, 2
2
3
4
5
You find the Mean
Largest number takeaway the the smallest number
By finding the middle number in the set of values
The number that appears the most
Adding all the values of the set together and dividing by the total number of values you added
You find the Mode
Largest number takeaway the the smallest number
By finding the middle number in the set of values
The number that appears the most
Adding all the values of the set together and dividing by the total number of values you added
You find the Median
Largest number takeaway the the smallest number
By finding the middle number in the set of values
The number that appears the most
Adding all the values of the set together and dividing by the total number of values you added
You find the Range
by Largest number takeaway the the smallest number
By finding the middle number in the set of values
The number that appears the most
Adding all the values of the set together and dividing by the total number of values you added
