Hypothesis Testing
THE FIRST STEP FOR THE HYPOTHESIS TESTING IS TO:
DETERMINE THE CLAIM
WHAT TYPE OF DISTRIBUTION DO YOU USE WHEN YOU HAVE A SAMPLE STANDARD DEVIATION?
T DISTRIBUTION
THIS IS THE GREEK SYMBOL THAT IS USED FOR TYPE I ERROR
ALPHA
THIS EXCEL FORMULA: ________ GIVES YOU A PROBABILITY WHEN YOU INPUT A Z VALUE
=NORM.S.DIST
WHAT TIME AND DAY ARE THE LIVE SESSIONS?
9:35 AM ON THURSDAYS
A SMALLER P VALUE INDICATES THIS:
MORE SIGNIFICANT RESULTS
WHAT DISTRIBUTION DO YOU USE WHEN YOU ARE GIVEN AN ASSUMED STANDARD DEVIATION?
Z DISTRIBUTION
THIS IS THE GREEK SYMBOL THAT IS USED FOR TYPE II ERROR
BETA
THIS EXCEL FORMULA: ________ GIVES YOU A CRITICAL VALUE WHEN YOU INPUT A PROBABILITY, MEAN, AND STANDARD DEVIATION
=NORM.INV
MODULE QUIZZES ARE WORTH ___% OF OUR OVERALL LETTER GRADE
40%
THIS IS WHAT YOU DO WHEN THE P VALUE IS LESS THAN THE LEVEL OF SIGNIFICANCE
REJECT THE NULL HYPOTHESIS
THE T DISTRIBUTION IS A FAMILY OF CURVES BASED ON
DEGREES OF FREEDOM
ADAM DECIDES TO TEST A HYPOTHESIS THAT HIS DOG WAKES HIM UP DURING THE NIGHT MORE THAN 3X A WEEK. HE GATHERS A SAMPLE OF DATA THAT SHOW IT WAS 4X A WEEK AND ADAM DECIDES TO REJECT THE NULL HYPOTHESIS. HE COULD'VE MADE THIS TYPE OF ERROR
TYPE I ERROR
TO DETERMINE THE POSITIVE T CRITICAL VALUE (Hint: you input the whole alpha value)
=T.INV.2T
HOW DO YOU SPELL THE PROFESSOR'S LAST NAME?
CICHOCKI