Stat 201 UTK Final Exam Practice
Questions and Answers
Which of the following must be met for all confidence intervals? - ANSWER✔✔-Randomness and Less
than 10% Condition
When do you use the Success/Failure for the 3rd condition? - ANSWER✔✔-Categorical Variables
What condition do you need 5 of? - ANSWER✔✔-Expected Cell Count
When doing the hypothesis test on the mean, which is a condition that must be met? - ANSWER✔✔-
Nearly Normal Condition
What must be met for all quantitative data (means) tests and intervals? - ANSWER✔✔-Nearly Normal
What must be met for the chi-square test of indepenence? - ANSWER✔✔-Count Data and Expected Cell
Count
On JMP what do you look at to determine the p-value? - ANSWER✔✔-Look at Prob>ChiSq
What is the smallest Chi-Square value you can get? - ANSWER✔✔-ZERO ChiSq cannot go below zero
What is the relationship regarding Chi-Square and the P-value - ANSWER✔✔-Bigger the Chi-Square the
smaller the p-value
When the p-value is lower than the alpha (0.05)... - ANSWER✔✔-We reject the Null
When the p-value is higher than the alpha (0.05)... - ANSWER✔✔-We fail to reject the Null
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