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Experiment

Counting Principle

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Mrs Patek has three pairs of capri pants, a black pair, a ?tan pair and a blue pair. She also has two different T-?shirts, one white and one pink. Make a tree diagram to ?show all the possible outfits. Counting Principle What is the probability you will select the black capri pant and the pink T-?shirt when selecting an outfit at random? Lindsey flips a coin and rolls a number cube at the same time. Draw a tree diagram to display the possible choices. What is the probability you will get a heads and an even number? 1.) How many possible outcomes are there for flipping a coin ?three times? 2.) P(exactly two heads)?3.) P(one head) 4.) P(three tails)?5.) P(at least two tails) Draw a tree diagram to show all the possible outcomes for ?flipping a coin three times.

Units 1&2 (Myers)

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AP Psychology Name Units I & II Homework Assignments History & Approaches Modules 1 & 2: pages 1-12 What are four questions early thinkers wondered? How does our mind work? How does our body relate to our minds? How much of what we know comes built in? How much is acquired through experience? Socrates & Plato concluded that: mind is separable from body and continues after the body dies; knowledge is innate. What did Aristotle say about knowledge? Knowledge is not pre-existing, it grows from the experiences stored in our memories. What did Rene Descartes conclude about the relationship between the brain and muscles? The relationship between the brain and muscles were spirits that flowed from the brain through hollow nerves to the muscles, provoking movement.

13-2 mixed practice

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Name:_________________________________________Date:___________________________Period:_________ 13.2/13.5 Mixed Practice Mixed Probability Practice Determine whether the events are independent or dependent. Then find the probability. A king is drawn from a deck of 52 cards, then a coin is tossed and lands heads up. A spinner with 4 equally spaced sections numbered 1 through 4 is spun and lands on 1, then a die is tossed and rolls a 1. A red marble is drawn from a bag of 2 blue and 5 red marbles and not replaced, then a second red marble is drawn. A red marble is drawn from a bag of 2 blue and 5 red marbles and then replaced, then a red marble is drawn again. In a game two dice are tossed and both roll a six.

Environmental Sceince Voc.

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Environmental Science Voc. Mrs. Potts Conservationist- a person who limits there usage of resources for future generations Economist- a person who doesn?t care about protecting the environment and lives for today Preservationist- a person who chooses not to do anything to damage the environment Experiment - a recorded way to test a hypothesis Meniscus ? the bubble of fluids measured from the bottom of meniscus (eye level) Hypothesis ? educated guess Inference- to take data and create a hypothesis Analyze- to decipher out what data means Data- recorded information about experiment Pipette ? a tool used to take samples also used to measure fluids Conclusion ? end result from testing and analyzing Turbid ? dirty cloudy water EPA ? Environmental Protection Agency

Environmental Sceince Voc.

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Environmental Science Voc. Mrs. Potts Conservationist- a person who limits there usage of resources for future generations Economist- a person who doesn?t care about protecting the environment and lives for today Preservationist- a person who chooses not to do anything to damage the environment Experiment - a recorded way to test a hypothesis Meniscus ? the bubble of fluids measured from the bottom of meniscus (eye level) Hypothesis ? educated guess Inference- to take data and create a hypothesis Analyze- to decipher out what data means Data- recorded information about experiment Pipette ? a tool used to take samples also used to measure fluids Conclusion ? end result from testing and analyzing Turbid ? dirty cloudy water EPA ? Environmental Protection Agency

Test: Intro to science

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1. The work of scientists begins with a. testing a hypothesis. b. careful observations. c. creating experiments. d. drawing conclusions. 3. A controlled experiment allows the scientist to isolate and test a. a conclusion b. a mass of information. c. several variables. d. a single variable. 5. A well-tested explanation that unifies a broad range of observations is a(an) a. hypothesis. b. theory. c. inference. d. controlled experiment. 6. All of the following are characteristics of all living things EXCEPT a. growth. b. reproduction. c. movement. d. use energy. The process by which organisms keep their internal conditions relatively stable is called a. homeostasis. b. evolution c. metabolism. d. photosynthesis.

Scientific Method Outline

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Scientific method - processes by which scientists conduct investigations * There is no one "scientific method". Scientists actually use a variety of techniques to learn more about the world around us. However, many experimental studies would recognize the following steps: A. Statement of the problem B. Hypothesis formation - An "educated guess" C. Experiment 1. experimental group 2. control group D. Collection of data E. Analysis of results F. Conclusion - Reject or accept the hypothesis G. Communication of findings * Considerations pertaining to the scientific method: A. Hypothesis must be testable B. Sample size must be sufficiently large C. Experiment must have proper controls D. Experiment must be reproducible
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