STATISTICAL TECHNIQUES AND TOOLS
ONE WAY ANOVA
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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In principle, the ____ reflects the aggregate difference of each specific’s sample mean value with the grand mean value.
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within-group variation
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among-group variation
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Fstat test
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degree of freedom
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Explanation:
Detailed explanation-1: -The null hypothesis in ANOVA is always that there is no difference in means. The research or alternative hypothesis is always that the means are not all equal and is usually written in words rather than in mathematical symbols.
Detailed explanation-2: -The one-way analysis of variance (ANOVA) is used to determine whether there are any statistically significant differences between the means of three or more independent (unrelated) groups.
There is 1 question to complete.