Describing fitting of linear regression equation
Plot the data provided.
Describe whether the data is best represented by the linear or a quadratic regression.
time
sales
1
20
2
110
3
234
4
375
5
601
6
935
7
1211
8
1595
9
2301
Show clearly whether the data displays the seasonal trend.
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Fit a linear regression model for bp against sodium
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Imagine opera has capacity of 3000 seats and that all costs are fixed. If they can discriminate between two groups, determine optimal price to charge to each group and how many tickets will each group buy?
Describe whether the data is best represented by the linear or a quadratic regression. Show clearly whether the data displays the seasonal trend.
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If I = 15000 and P = 150, compute point elasticity of price and of income.
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