What to review for the Data Management test

Grades 5 and  6

Be able to give examples of each of the three ways we've used to collect data:

1. Observation
2. Survey
3. Experiment

What is the difference between primary and secondary data? Give examples.

Know how to create intervals for tallying data and use them to make a bar graph. Remember:

• all numbers in the set must be included
• numbers cannot be duplicated
• intervals must be equal in size

Grade 5 - Be able to:

• create a broken line graph
• calculate the mean and find the mode of a data set

Grade 6 - Be able to:

• create a line graph
• find the mean and the median of a data set