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ANOVA Statistics
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answerhappygod
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ANOVA Statistics
ANOVA Statistics
A study was conducted to examine the effects of two different store displays for a household product (factor A) on sales in four successive time periods (factor B). Eight stores were randomly selected, and four were assigned at random to each display. The sales data (coded) follow. Time Period Type of Display Store k=1 k=2 k=3 k=4 i = 1 i=1 i=2 i = 3 i=4 956 1,008 350 412 953 1,032 352 449 938 1,025 338 385 1,049 1,123 438 532 i = 2 i=1 i=2 i=3 i=4 769 880 176 209 766 875 185 223 739 860 168 217 59 915 280 301 b) Identify all factors, factor levels, and factor-level combinations. c) What type of study design is being implemented here?
A study was conducted to examine the effects of two different store displays for a household product (factor A) on sales in four successive time periods (factor B). Eight stores were randomly selected, and four were assigned at random to each display. The sales data (coded) follow. Time Period Type of Display Store k=1 k=2 k=3 k=4 i = 1 i=1 i=2 i = 3 i=4 956 1,008 350 412 953 1,032 352 449 938 1,025 338 385 1,049 1,123 438 532 i = 2 i=1 i=2 i=3 i=4 769 880 176 209 766 875 185 223 739 860 168 217 59 915 280 301 b) Identify all factors, factor levels, and factor-level combinations. c) What type of study design is being implemented here?
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