design help me
with my science
Due Date: Friday, November 22nd
Grace turn in day without penalty: Monday,
Final project: Display board, log book and a report
– NOT YOUR EXPERIMENT
Pictures: Take a lot including of you doing your
experiment but no faces
Where do we start?
How many Skittles of each color are there in a fun
What could we
Topic: Manufacturing of Candy
What does a good
hypothesis look like?
(Summary) If we count how many of each color
Skittles there are in a fun-size bag,
(Expected Result) Then there will be more yellow
(Research) Because in the past it seemed like
yellow was the most common color.
What are my
The thing you (experimenter) is changing
The packet of Skittles
The thing you are measuring
The number of each color of Skittles
Things that stay the same for all experiment groups or
Size the of the packet (fun-size)
Type of candy
How do I write a
1 bag of fun-size Skittles per person
Take a fun-size bag of Skittles and open it.
Remove Skittles from the bag.
Sort Skittles by color.
Count how many are in each color group.
Record in data table.
Share data with group and class for further analysis.
What type of data can
Data Chart #1: Individual Results
Green (Green Apple)
# Number of Skittles
What should I do with
Measures of central tendency
Mean, Median, Mode, Range, Standard Deviation
Graph our data
Triple bar graph comparing individual, group and
What makes a good
Relate your results to your hypothesis. Do your results
support or reject your hypothesis?
Talk about what you learned and discuss results in
Sources of error: in measuring, in sample size, etc.
Where do you go from here? What would you do
differently next time? How could you extend the