Question: A liquor wholesaler is interested in assessing the effect of
A liquor wholesaler is interested in assessing the effect of the price of a premium scotch whiskey on the quantity sold. The results in the accompanying table on price, in dollars, and sales, in cases, were obtained from a sample of 8 weeks of sales records.
Test, at the 5% level against the appropriate one-sided alternative, the null hypothesis that sales do not depend linearly on price for this premium scotch whiskey.
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