Date post: | 03-Jan-2016 |
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Experimental Design
8th Grade Science
Objective: Design a controlled scientific experiment
S1, C2, PO2
What careers or professions use the Scientific Method?
• scientists
• city water/ sewer/ landfills/etc.
• medical professions
• research and development of products
• ??
The Good News? There might be a cure but the treatment is still
experimental.
• You have to participate in a clinical study to determine the effectiveness of the treatment.
Constants• Same disease & level of
sickness• Age of participant• Same health conditions of
diet, exercise, vitamins, etc.• Habits such as smoking or
drinking
• Same exam
Treatment DescriptionGroup 1 Group 2 Group 3 Group 4
10 mg of Blahcure
20 mg of Blahcure
30 mg of Blahcure
????????
Control Group• It represents what
is Normal.• Doesn’t get any
treatment.• Give them a
placebo (fake pill).
Treatment DescriptionGroup 1 Group 2 Group 3 Group 4
1
container per month.
2 containers per month.
3 containers per month.
? ???????
3. Problem• Does the type of tennis shoe
effect the number of shin
splints and knee problems
for runners?
Hypothesis•The __________ (kind
of shoe) will reduce the number of shin
splints/knee problems the runner will have.