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Data Collection
Data Collection 2
Graphing
Graphing 2
Terms
100
This is a tool that you can use to collect data
What is a survey
100
Used to record each piece of data (can be grouped in fives)
What is a tally mark
100
A chart that uses bars to show comparisons between categories of data
What is a bar graph
100
Graph that uses pictures or symbols to represent the data
What is a pioctograph
100
You 1st order the given numbers from least to greatest and then find the number that is in the middle.
What is median
200
1st hand data that students collect themselves or with their classmate or teacher
What is primary data
200
Information that is collected (another word for information)
What is data
200
A graph that measures changes over time
What is a broken line graph
200
What does a graph scale need to have?
What is even intervals (ie. 5,10,15,20,25,30 etc.)
200
Sum of the numbers divided by the total amount of numbers
What is mean
300
When students collect and analyze data from secondary sources. ie. Internet, reference books etc.
What is secondary data
300
Can take any value (within a range) ex. a dog's weight, the length of a leaf, a person's height etc.
What is continuous data
300
Help us compare or present more than one kind of information (Boy's data vs. girl's data)
What is a double bar graph
300
:) =2 is called a ________ on a pictograph
What is a key
300
1,2,3 What is the mean?
What is 2
400
It can only take certain values. Ex. the number of students in a class
What is discrete data
400
You put tally marks on this
What is a tally chart
400
T-Chart that separates numbers into their place values
What is a stem and leaf plot
400
Key words about what the information on a graph is going to display (located at the top of the graph)
What is a title
400
2,3,4,5,5,7,8,9 What is the median?
What is 5
500
We are rolling dice in the classroom to collect data. What type of data are we comparing?
What is discrete data.
500
When we are comparing student's heights, what type of data are we comparing?
What is continuous data
500
What number do we always start with on a bar graph, double bar graph, broken-line graph etc. (that lines up with the x axis)?
What is zero.
500
In graph making, what do we use to explain what our scale numbers stand for (x axis) and what information we are comparing (y axis)?
What are labels.
500
0,0,0,1,2,9 What is the mean?
What is 2