Below is the Excel output from a single factor ANOVA analysis. The data was collected to...

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Below is the Excel output from a single factor ANOVA analysis. The data was collected to measure the effect of fertilizer amount on the pH of soil samples. Anova: Single Factor SUMMARY Groups 0 0.11 0.19 0.38 ANOVA Source of Variation Between Groups Within Groups Total Count 3 3 3 3 SS 0.013092 0.120733 0.133825 Average Variance 7.76 0.0112 23.28 23.3 7.766667 0.012433 23.34 7.78 0.0171 23.53 7 843333 0.019633 Sum dif MS F P-value Fcnt 3 0.004364 0.289159 0.832153 4 0661806 8 0.015092 11 A hypothesis test will be done to determine whether or not to accept the shipment. a) How many fertilizer levels were studied? b) What were the fertilizer levels? c) How many measurements were taken at each level? d) According to the output, did the fertilizer level have a significant effect? Explain why you came to that conclusion. e) How would you explain, in terms of the "within group" and "between group" variance, why the results turned out the way they did? Below is the Excel output from a single factor ANOVA analysis. The data was collected to measure the effect of fertilizer amount on the pH of soil samples. Anova: Single Factor SUMMARY Groups 0 0.11 0.19 0.38 ANOVA Source of Variation Between Groups Within Groups Total Count 3 3 3 3 SS 0.013092 0.120733 0.133825 Average Variance 7.76 0.0112 23.28 23.3 7.766667 0.012433 23.34 7.78 0.0171 23.53 7 843333 0.019633 Sum dif MS F P-value Fcnt 3 0.004364 0.289159 0.832153 4 0661806 8 0.015092 11 A hypothesis test will be done to determine whether or not to accept the shipment. a) How many fertilizer levels were studied? b) What were the fertilizer levels? c) How many measurements were taken at each level? d) According to the output, did the fertilizer level have a significant effect? Explain why you came to that conclusion. e) How would you explain, in terms of the "within group" and "between group" variance, why the results turned out the way they did?

Answer rating: 100% (QA)

a There were three fertilizer levels studied b The fertilizer levels were 0 011 a... View the full answer