15937272
Beschreibung
Quiz von Michael Jardine, aktualisiert more than 1 year ago
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Erstellt von Michael Jardine
vor mehr als 6 Jahre
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Frage 1
Frage
ANOVA vs t-tests:
Fundamentally, what can ANOVA do that t-tests can’t?
Antworten
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Work with more than 2 means
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Cook steak fuckin’ perfectly
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Compare means directionally
Frage 2
Frage
Homogeneity of variance:
Levene’s and Cochran’s are different tests for this homogeneity/heterogeneity of variance.
If they are found to be significant (P<0.05), this means:
Antworten
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Need to transform first
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Data is good, go ahead
Frage 3
Frage
Homogeneity of variance:
Levene’s and Cochran’s are different tests for this homogeneity/heterogeneity of variance.
If they are found to be not significant (P>0.05), this means:
Antworten
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Need to transform data first
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Data is good, go ahead
Frage 4
Frage
ANOVA is good an all that, but:
Data [blank_start]___________[blank_end];
Normality [blank_start]____________[blank_end];
Variance [blank_start]____________[blank_end].
Antworten
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must be independent
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isn’t important
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must be homogeneous
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need not be independent
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need not be homogeneous
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is important
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must be independent
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isn’t important
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must be homogeneous
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need not be independent
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need not be homogeneous
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is important
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must be independent
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isn’t important
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must be homogeneous
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need not be independent
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need not be homogeneous
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is important
Frage 5
Frage
What conclusion(s) can be drawn from this 2-way ANOVA?
Antworten
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Vegetation and Disturbance have a significant interaction
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Vegetation has a significant effect
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Disturbance has a significant effect
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No significance can be drawn from this ANOVA
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