COHP 350 Quiz 6 Verified Study Questions And Answers
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Course
COHP 350
Institution
COHP 350
COHP 350 Quiz 6 Verified Study Questions And Answers
Chi Squared used for ANS Finding relationships between two things
When is a chi squared graph normal ANS When df>90
Goodness of Fit test ANS Used to see if a population with an unknown distribution fits a known distribution
-Single ...
COHP 350 Quiz 6 Verified Study Questions And
Answers
Chi Squared used for ANS Finding relationships between two things
When is a chi squared graph normal ANS When df>90
Goodness of Fit test ANS Used to see if a population with an unknown distribution fits a known distribution
-Single question or outcome that you're looking for
Goodness of fit hypotheses questions ANS Ho: Population fits given distribution
Ha: Population does not fit given distribution
For Chi Squared, expected values need to be ANS At LEAST 5
test of independence ANS Used to determine whether two variables are dependent or independent
- there will be two qualitative survey questions
test of Independence hypothesis statements ANS Ho: Two factors are independent
Ha: Two factors are dependent
Goodness of fit test statistic ANS Sum of all cells (observed-expected)^2/expected
test of independence test statistic ANS sum of row and column totals (O-E)^2/(E)
Test for Homogeneity ANS Used to determine if two populations with unknown distributions have the same
distribution as each other
-single question given to two different populations
Test for homogeneity hypothesis statements ANS Ho: Two populations follow the same distribution
Ha: Two populations have different distributions
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