Answer by Dave for Linear Model or Time Series Model or ANOVA?
I challenge the notion that sales on consecutive days are independent of one another. The comment about diagnostic plots make me think, however, that you have some evidence that they are independent,...
View ArticleAnswer by katya for Linear Model or Time Series Model or ANOVA?
Because sales on any particular day are probably not a function of sales on the preceding day, I'd argue that time-series or repeated measures model is not necessary in this case. In other words, aside...
View ArticleLinear Model or Time Series Model or ANOVA?
I have some data: column 1 = dates (daily data from say 1st Jan 2014 to 1 July 2014) column 2 = person (about 10 different people) column 3 = sales made (daily data from say 1st Jan 2014 to 1 July...
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