Marketing Data Set
A data frame containing the impact of three advertising medias (youtube, facebook and newspaper) on sales. Data are the advertising budget in thousands of dollars along with the sales. The advertising experiment has been repeated 200 times.
data("marketing")A data frame with 200 rows and 4 columns.
data(marketing) res.lm <- lm(sales ~ youtube*facebook, data = marketing) summary(res.lm)
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