Exam (elaborations)
Stat 400 Exam 4 Questions And Answers Latest Update
- Course
- STAT 400
- Institution
- Loyola University Of Maryland
Stat 400 Exam 4 Questions And Answers Latest Update
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Solution 2024/2025Pepper
Stat 400 Exam 4 Questions And Answers Latest
Update
Statistical Tests ANS✔✔ used to determine whether results from a sample
are convincing enough to allow us to conclude something about the
population
-don't use if you can find the true population
Null Hypothesis (H0) ANS✔✔ claims that there is no effect or no difference
always has =
Alternative Hypothesis (Ha) ANS✔✔ claim for which we seek significant
evidence- that there is no effect/difference
Hyopthesis test ANS✔✔ examine whether sample data provide enough
evidence to refute the null hypothesis and support the alternative
-always written in POPULATION parameters
Population parameter for Correlation` ANS✔✔ p
random distribution ANS✔✔ a collection of statistics from samples simulated
assuming the null hypothesis is true
-used to measure the strength of evidence against the null
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