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Science and Common Sense

Science and Common Sense. How Do We Come to Know the World?. Our personal experience Our collective experience, consensus. Subjective. Objective. How do we know?. How Do We Come to Know the World?. The philosophy of knowing An approach to knowing. Epistemology. Methodology.

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Science and Common Sense

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  1. ScienceandCommon Sense

  2. How Do We Come to Know the World? • Our personal experience • Our collective experience, consensus Subjective Objective How do we know?

  3. How Do We Come to Know the World? • The philosophy of knowing • An approach to knowing Epistemology Methodology How do we know?

  4. Science and Common Sense • Science often refutes common sense. • However, both science and common sense knowing work in similar ways. How do we know?

  5. The Doubt/Trust Ratio • Both in science and common sense, we trust the vast amount of our experience and only doubt a small part at a time. • How much doubt-to-trust? • 1/99! How do we know?

  6. Common Sense and Science • Unless we decide not to, we usually observe inaccurately. • We consciously decide what and how to observe. Common sense: Science: How do we know?

  7. Common Sense and Science • We usually generalize from only a few cases. • We explicitly sample for generalizing. Common sense: Science: How do we know?

  8. Common Sense and Science • We observe selectively to see what we’re looking for. • We consciously decide what and how to observe. Common sense: Science: How do we know?

  9. Common Sense and Science • We make things up to fill in the gaps. • We base conclusions only on the evidence. Common sense: Science: How do we know?

  10. Common Sense and Science • We believe in luck (streaks and slumps). • We have to document and back up conclusions about performance. Common sense: Science: How do we know?

  11. Common Sense and Science • We get personally and emotionally involved. • We have to respect scientific norms regardless of opinions. Common sense: Science: How do we know?

  12. Common Sense and Science • We form our views prematurely with little or no revision. • We can constantly revise views. Common sense: Science: How do we know?

  13. Common Sense and Science • Some things we just can’t know; they’re spiritual or mystical. • We can’t rule out any area as unknowable (for example, ESP). Common sense: Science: How do we know?

  14. Common Sense and Science Science is • More conscious than most common sense knowing • More careful than most common sense knowing How do we know?

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