TYPE I AND II ERRORS
• TYPE I ERROR IS A FALSE POSITIVE, OR WHEN YOU REJECT THE NULL
HYPOTHESIS AND IT'S ACTUALLY TRUE
• T...
WAYS TO REMEMBER…..
• TYPE I: "I FALSELY THINK HYPOTHESIS IS TRUE" (ONE FALSE)
• TYPE II: "I FALSELY THINK HYPOTHESIS IS F...
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  1. 1. TYPE I AND II ERRORS • TYPE I ERROR IS A FALSE POSITIVE, OR WHEN YOU REJECT THE NULL HYPOTHESIS AND IT'S ACTUALLY TRUE • TYPE II ERROR IS A FALSE NEGATIVE, OR WHEN YOU ACCEPT THE NULL HYPOTHESIS AND IT'S ACTUALLY FALSE.
  2. 2. WAYS TO REMEMBER….. • TYPE I: "I FALSELY THINK HYPOTHESIS IS TRUE" (ONE FALSE) • TYPE II: "I FALSELY THINK HYPOTHESIS IS FALSE" (TWO FALSES) • YOUNG SCIENTISTS COMMIT TYPE-I BECAUSE THEY WANT TO FIND EFFECTS AND JUMP THE GUN • OLD SCIENTIST COMMIT TYPE-II BECAUSE THEY REFUSE TO CHANGE THEIR BELIEFS • A TYPE I ERROR IS A FALSE POSITIVE; AND P HAS A SINGLE VERTICAL LINE • A TYPE II ERROR IS A FALSE NEGATIVE; AND N HAS TWO VERTICAL LINES

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