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Does the color of your team uniform affect your performance? That's what researchers in England claimed, after studying data from 68 soccer teams over
Does the color of your team uniform affect your performance? That's what researchers in England claimed, after studying data from 68 soccer teams over 56 seasons. On average, teams wearing red won 55.2%, of their home games; blue won 51.7%, white won 51.2%, and teams wearing yellow won only 47.1%. The researchers compared the performance of teams wearing four different color groups (blue, yellow, red, white). You have seen two groups compared before, but how do we compare means across four different groups? The data can be found in the Download .csv file. Use a = 0.05 for any statistical tests. (a) Perform Levene's test of common variance (homoscedasticity) and report the P-value. P-value (use three decimals). (b) Complete the following one-way ANOVA table. (for each entry use three decimals). Source DF SS MS F P-value Between Within total (c) Perform a Tukey HSD, Post Hoc analysis. Use a 95% confidence level. When looking at the difference: yellow-Blue the lower limit for the difference is (use four decimals) and the upper limit is (use four decimals). Based on the data the winning proportion of first colour listed is ? second color listed. then the (d) Based only on the correct ANOVA and Post Hoc analysis of the above data, does the colour of jersey influence the outcome? ? (d) Based only on the correct ANOVA and Post ? ? Yes No I'm not superstitious any color will do Refuse to say Want to say, but wont... obl is (use four decimals) and the upper limit ted is ? ? Larger than doest Smaller than The exact same as Not statistically different than Hard to say Refuse to say Want to say, but wont... ther itcon
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