Data from a sample of 10 pharmacies are used to examine therelation between prescription sales volume and the percentage ofprescription ingredients purchased directly from the supplier. Thesample data are shown in Table below.Pharmacy Sales Volume, Y (in $ 1000) % of Ingredients PurchasedDirectly, X (in $1,000)12510255183502547540511050613863790428603091051010055Fit a suitable regression equation.How does the % of Ingredients Purchased Directly affect salesvolume?If it is given that the % of Ingredients Purchased Directly for apharmacy is $20,000, what would be the sales volume?Plot the standardized residuals and comment on the goodness ofthe model.How much contribution does % of Ingredients Purchased Directlymake in explaining the sales volume?Can you predict the % of Ingredients Purchased Directly for apharmacy when you are given that their sale volume is $80,000?FiltersAdd a caption.*1

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Data from a sample of 10 pharmacies are used to examine the relation between prescription sales volume and the percentage of prescription ingredients purchased directly from the supplier. The sample data are shown in Table below.

Data from a sample of 10 pharmacies are used to examine the relation between prescription sales volume and the percentage of prescription ingredients purchased directly from the supplier. The sample data are shown in Table below.

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Data from a sample of 10 pharmacies are used to examine the
relation between prescription sales volume and the percentage of
prescription ingredients purchased directly from the supplier. The
sample data are shown in Table below.
Pharmacy Sales Volume, Y (in $ 1000) % of Ingredients Purchased
Directly, X (in $1,000)
12510
25518
35025
47540
511050
613863
79042
86030
9105
1010055
Fit a suitable regression equation.
How does the % of Ingredients Purchased Directly affect sales
volume?
If it is given that the % of Ingredients Purchased Directly for a
pharmacy is $20,000, what would be the sales volume?
Plot the standardized residuals and comment on the goodness of
the model.
How much contribution does % of Ingredients Purchased Directly
make in explaining the sales volume?
Can you predict the % of Ingredients Purchased Directly for a
pharmacy when you are given that their sale volume is $80,000?
Filters
Add a caption.
*1

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