explain answer inbox please

timer Asked: Nov 22nd, 2015

Question description

The One-Way ANOVAapplet lets you see how the F statistic and the P-value depend on the variability of the data within groups and the differences among the means. 

(a) The black dots are at the means of the three groups. Move these up and down until you get a configuration that gives a P-value of about 0.01. What is the value of the F statistic?

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(b) Now increase the variation within the groups by dragging the mark on the pooled standard error scale to the right. Describe what happens to the F statistic and the P-value. Explain why this happens. 

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