What is the Standard Error of Estimate for this regression line, using the shortcut form of the equation shown below:a = 2.4b = 1.070= 23.8PointRef. Method (x)Test Method (y)x-y-(x-)(y-)(x-)21 3 6 -17-17.8 302.6 2892 14 18 -6 -5.8 34.8 363 31 34 11 10.2112.2 121 4 5 6 -15 -17.8267 255 5 24 29 4 5.220.8 166 16 21 -4 -2.811.2 167 32 39 12 15.2182.4 1448 10 11 -10-12.8 128 1009 40 42 20

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What is the Standard Error of Estimate for this regression line, using the shortcut form of the equation shown below:

a = 2.4

b = 1.070

= 23.8

Point	Ref. Method (x)	Test Method (y)	x-	y-	(x-)(y-)	(x-)²
1	3	6	-17	-17.8	302.6	289
2	14	18	-6	-5.8	34.8	36
3	31	34	11	10.2	112.2	121
4	5	6	-15	-17.8	267	255
5	24	29	4	5.2	20.8	16
6	16	21	-4	-2.8	11.2	16
7	32	39	12	15.2	182.4	144
8	10	11	-10	-12.8	128	100
9	40	42	20	18.2	364	400
10	6	5	-14	-18.8	263.2	196
11	18	21	-2	-2.8	5.6	4
12	29	34	9	10.2	91.8	81
13	10	16	-10	-7.8	78	100
14	43	48	23	24.2	556.6	529
15	19	27	-1	3.2	-3.2	1
Total					2415	2258

Please select the single best answer

	2.3
	8.4
	11.7
	13.2