Quiz
BIOL2022 L05 Testing differences between two means: 1- and 2-tailed t-tests
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1Logical vs statistical null:
x = # of koalas in Trees; y = # of koalas on Floor
Hypothesis: [x] > [y]
Logical Null Hypothesis: [x] [blank_start]____[blank_end] [y]
Statistical Null Hypothesis: [x] [blank_start]____[blank_end] [y]- A≤
- B=
- C<
2Type I vs Type II errors
- AType I
- BType II
3A t-test compares:
- AMeans
- BVariance
- CError
41-tailed vs 2-tailed t-tests:
Which one is directional?- A1-tailed
- B2-tailed
- CBoth
- DNeither
Informationen
- Beschreibung
- Module 1, Lecture 5 By the end of this lecture you should understand: - Carrying out a t-test - One- and two-tailed t-tests
- Autor
- Michael Jardine
- Sprache
- English
- Aufrufe
- 79
- Schlagwörter
- Bewertung
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