A real estate developer is considering investing in the shopping mall on outskirts of Atlanta, Georgia. Five parcels of land are being evaluated. Of specific importance is the income in area surrounding the proposed mall. A random sample is chosen near each proposed mall. Total number of observations N=50. The results of analysis summarized in following one-way ANOVA table.
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Variation
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Df
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SS
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MS
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F
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Between (Brands)
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54.32
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Within (Error)
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223.77
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Total
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(df: degrees of freedom, SS: sum of squares, MS: mean square (variance)) (hint: total number of dregrees of freedom = N-1)
At the 0.05 significance level, can the developer conclude there is a difference in the mean income? Find a test statistic of the test (Find F-value)