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Time Period Actual Sales 1 230 2 238 3 260 4 275 5 300 6 285 7 270 8 290 9 305 10 320 11

Time Period Actual Sales
1 230
2 238
3 260
4 275
5 300
6 285
7 270
8 290
9 305
10 320
11 335
12 337

Refer to Table 6-2. The regression line formula for this set of numbers is

a.

Y = 225.43 + 8.98x.

b.

Y = 228.56 + 9.0x.

c.

Y = 241.37 + 11x.

d.

Y = 232.66 + 230x.

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