Hypothesis Practice

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Hypothesis Practice
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A Hypothesis is

• An educated guess relating 2 variables. It must
  be testable

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Hypothesis Format

• If the dependent variable is related to the
  independent variable, then the independent
  variable affects the dependent variable in some
  way.
• Ex. If heart rate is related to exercise, then
  the more intense the exercise the
• faster heart rate will increase.

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Plant Growth and the Amount of Light

• If plant growth is related to the amount of
  light, then plants will grow faster if given more
  light.

5
Human Age and the Chance of Heart Attack

• If the chance of heart attack is related to human
  age, then younger humans have a smaller chance of
  heart attack than old geezers.

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Skin Cancer and Amount of UV Light

• If skin cancer is related to UV light, then
  greater UV absorption increases the chance of
  skin cancer.

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Leaf Color Change and Temperature

• If leaf color change is related to temperature,
  then cool (below 20 C) temperatures will quicken
  leaf color change.

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Amount of Sleep and Student Test Scores

• If student test scores are related to the amount
  of sleep, then students who sleep longer the
  night before an exam will score higher than those
  who do not.

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Steps of the S.M.

• Problem/Research Question
• Hypothesis
• Procedure
• Data
• Results/Conclusion