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COHP 350 Quiz 6 Verified Study Questions And Answers CA$14.42   Add to cart

Exam (elaborations)

COHP 350 Quiz 6 Verified Study Questions And Answers

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  • 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 ...

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  • September 14, 2024
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  • COHP 350
  • COHP 350
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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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