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9 Cards in this Set

  • Front
  • Back
What is Science?
Objective,systematic pursuit of truth
What is Truth?
Knowledge of things as they were,are and as they will be.
Scientific method for finding truth?
1. Observe and Collect Facts
2. Develope a theory to explain what is observed
3. Confirm therory by experimentation and study
4. Have others verify theory.
Reproducibilty in Scientific method?
Another Scientist must be able to follow the same protocal and get similar results. e.g Pons and Fleishman on cold fusion.
Problems with Hyptheses?
1.Religion Problems (life after death)
2.Ethical Problems
3.Experimental conditions can't be reproduced(asteroid and planet collision
4. Variation
Sources of Variation
1. Measurement Variation(repeated measurements e.g weight)
2. Natural Variation(subject to subject in one species)
3. Experiment to Experiment(diff conditions everytime)

(The science of statistics exists because of variation)
Definition of Statistics
A systematic and objective methodology for effectively using data to answer research questions and test hypotheses in the presence of variation by:
collecting data
summarizing data
drawing conclusions from data
Florence Nightingale
Used data to estimate mortality of soldiers in war due to poor sanitary conditions.
Lesson 1 Vocabulary
Measurement Variation
Natural Variation