College Graduation and Other State Characteristics (n = 50, k = 8) omit State ColGrad% Dropout EdSpend Metro% Age LPRFem Neast Seast West Midwest AL 19.8 19.1 1221 89.2 37.4 55.8 0 1 0 0 AK 28.7 8.3 2187 74.7 33.9 65.6 0 0 1 0 AZ 27.9 14.3 1137 96.7 34.5 57.4 0 0 1 0 AR 17.5 18.6 1158 78.8 37.0 54.9 0 1 0 0 CA 30.4 19.7 1657 99.3 34.4 57.6 0 0 1 0 CO 35.4 10.8 1599 91.6 34.7 65.3 0 0 1 0 CT 36.9 10.0 2142 100.0 39.3 60.0 1 0 0 0 DE 25.6 13.2 1687 100.0 37.9 61.1 1 0 0 0 FL 25.5 13.2 1286 97.8 39.5 55.4 0 1 0 0 GA 26.9 14.3 1648 91.0 34.3 59.2 0 1 0 0 HI 30.6 12.7 1347 100.0 38.5 60.1 0 0 1 0 ID 25.9 10.9 1244 86.1 34.6 61.3 0 0 1 0 IL 29.5 12.7 2334 95.2 35.6 59.7 0 0 0 1 IN 22.5 12.8 1644 94.1 36.1 61.0 0 0 0 1 IA 24.5 10.1 1407 72.4 38.6 65.4 0 0 0 1 KS 30.4 8.6 1418 84.7 36.1 64.5 0 0 0 1 KY 19.0 21.1 1263 75.6 37.5 55.4 0 1 0 0 LA 19.7 19.8 1367 93.2 35.4 54.9 0 1 0 0 ME 24.2 12.8 1716 70.5 41.2 61.0 1 0 0 0 MD 36.3 13.0 1627 98.5 37.1 62.3 1 0 0 0 MA 36.8 12.5 1807 99.6 38.2 61.9 1 0 0 0 MI 24.6 11.5 1880 92.1 36.9 59.7 0 0 0 1 MN 34.3 7.3 1860 87.2 36.7 69.0 0 0 0 1 MS 21.9 20.1 1178 77.8 35.5 55.5 0 1 0 0 MO 24.9 14.6 1288 86.2 37.4 62.7 0 0 0 1 MT 25.4 7.9 1312 64.8 40.2 62.0 0 0 1 0 NE 25.1 10.3 1373 79.7 36.2 68.5 0 0 0 1 NV 23.5 13.4 1516 98.0 35.2 59.3 0 0 1 0 NH 32.8 8.1 1632 96.4 39.5 64.7 1 0 0 0 NJ 36.3 13.0 1903 100.0 38.0 58.4 1 0 0 0 NM 27.2 19.0 1608 95.9 36.2 57.5 0 0 1 0 NY 30.3 14.4 2046 97.7 37.5 56.2 1 0 0 0 NC 25.4 16.0 1233 91.7 36.2 58.8 0 1 0 0 ND 27.2 10.0 1316 69.2 39.1 67.6 0 0 0 1 OH 22.9 12.1 1667 95.5 37.6 60.4 0 0 0 1 OK 24.0 14.8 1163 84.2 36.5 57.6 0 0 0 1 OR 29.1 11.3 1384 96.1 37.0 59.0 0 0 1 0 PA 25.8 13.7 1617 96.9 39.7 58.1 1 0 0 0 RI 29.2 16.0 1594 100.0 38.4 61.7 1 0 0 0 SC 24.2 17.0 1422 93.5 37.1 59.5 0 1 0 0 SD 25.1 11.5 1329 71.3 37.0 69.4 0 0 0 1 TN 21.6 18.2 1079 89.5 37.3 57.4 0 1 0 0 TX 25.4 21.8 1696 93.8 33.2 58.2 0 0 1 0 UT 29.8 7.3 1319 94.8 28.5 62.7 0 0 1 0 VT 34.4 10.0 1948 73.7 40.7 65.8 1 0 0 0 VA 30.7 13.9 1631 89.1 37.2 60.8 0 1 0 0 WA 30.9 8.5 1561 96.4 36.7 61.2 0 0 1 0 WV 15.1 17.6 1538 75.0 40.7 49.1 0 1 0 0 WI 25.1 9.5 1792 85.9 37.9 66.6 0 0 0 1 WY 22.0 9.1 1896 71.5 39.1 65.3 0 0 1 0 Use the standard error to construct an approximate prediction interval for Y using an alpha of 5%. (Round your answer to 3 decimal places.) a) Prediction interval for Y: yˆiy^i ± ___________ b)Based on the width of this prediction interval, would you say the predictions are good enough to have practical value? multiple choice Yes No

College Graduation and Other State Characteristics (n = 50, k = 8) omit State ColGrad% Dropout EdSpend Metro% Age LPRFem Neast Seast West Midwest AL 19.8 19.1 1221 89.2 37.4 55.8 0 1 0 0 AK 28.7 8.3 2187 74.7 33.9 65.6 0 0 1 0 AZ 27.9 14.3 1137 96.7 34.5 57.4 0 0 1 0 AR 17.5 18.6 1158 78.8 37.0 54.9 0 1 0 0 CA 30.4 19.7 1657 99.3 34.4 57.6 0 0 1 0 CO 35.4 10.8 1599 91.6 34.7 65.3 0 0 1 0 CT 36.9 10.0 2142 100.0 39.3 60.0 1 0 0 0 DE 25.6 13.2 1687 100.0 37.9 61.1 1 0 0 0 FL 25.5 13.2 1286 97.8 39.5 55.4 0 1 0 0 GA 26.9 14.3 1648 91.0 34.3 59.2 0 1 0 0 HI 30.6 12.7 1347 100.0 38.5 60.1 0 0 1 0 ID 25.9 10.9 1244 86.1 34.6 61.3 0 0 1 0 IL 29.5 12.7 2334 95.2 35.6 59.7 0 0 0 1 IN 22.5 12.8 1644 94.1 36.1 61.0 0 0 0 1 IA 24.5 10.1 1407 72.4 38.6 65.4 0 0 0 1 KS 30.4 8.6 1418 84.7 36.1 64.5 0 0 0 1 KY 19.0 21.1 1263 75.6 37.5 55.4 0 1 0 0 LA 19.7 19.8 1367 93.2 35.4 54.9 0 1 0 0 ME 24.2 12.8 1716 70.5 41.2 61.0 1 0 0 0 MD 36.3 13.0 1627 98.5 37.1 62.3 1 0 0 0 MA 36.8 12.5 1807 99.6 38.2 61.9 1 0 0 0 MI 24.6 11.5 1880 92.1 36.9 59.7 0 0 0 1 MN 34.3 7.3 1860 87.2 36.7 69.0 0 0 0 1 MS 21.9 20.1 1178 77.8 35.5 55.5 0 1 0 0 MO 24.9 14.6 1288 86.2 37.4 62.7 0 0 0 1 MT 25.4 7.9 1312 64.8 40.2 62.0 0 0 1 0 NE 25.1 10.3 1373 79.7 36.2 68.5 0 0 0 1 NV 23.5 13.4 1516 98.0 35.2 59.3 0 0 1 0 NH 32.8 8.1 1632 96.4 39.5 64.7 1 0 0 0 NJ 36.3 13.0 1903 100.0 38.0 58.4 1 0 0 0 NM 27.2 19.0 1608 95.9 36.2 57.5 0 0 1 0 NY 30.3 14.4 2046 97.7 37.5 56.2 1 0 0 0 NC 25.4 16.0 1233 91.7 36.2 58.8 0 1 0 0 ND 27.2 10.0 1316 69.2 39.1 67.6 0 0 0 1 OH 22.9 12.1 1667 95.5 37.6 60.4 0 0 0 1 OK 24.0 14.8 1163 84.2 36.5 57.6 0 0 0 1 OR 29.1 11.3 1384 96.1 37.0 59.0 0 0 1 0 PA 25.8 13.7 1617 96.9 39.7 58.1 1 0 0 0 RI 29.2 16.0 1594 100.0 38.4 61.7 1 0 0 0 SC 24.2 17.0 1422 93.5 37.1 59.5 0 1 0 0 SD 25.1 11.5 1329 71.3 37.0 69.4 0 0 0 1 TN 21.6 18.2 1079 89.5 37.3 57.4 0 1 0 0 TX 25.4 21.8 1696 93.8 33.2 58.2 0 0 1 0 UT 29.8 7.3 1319 94.8 28.5 62.7 0 0 1 0 VT 34.4 10.0 1948 73.7 40.7 65.8 1 0 0 0 VA 30.7 13.9 1631 89.1 37.2 60.8 0 1 0 0 WA 30.9 8.5 1561 96.4 36.7 61.2 0 0 1 0 WV 15.1 17.6 1538 75.0 40.7 49.1 0 1 0 0 WI 25.1 9.5 1792 85.9 37.9 66.6 0 0 0 1 WY 22.0 9.1 1896 71.5 39.1 65.3 0 0 1 0 Use the standard error to construct an approximate prediction interval for Y using an alpha of 5%. (Round your answer to 3 decimal places.) a) Prediction interval for Y: yˆiy^i ± ___________ b)Based on the width of this prediction interval, would you say the predictions are good enough to have practical value? multiple choice Yes No

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Question

College Graduation and Other State Characteristics (n = 50, k = 8)

										omit
*State*	*ColGrad%*	*Dropout*	*EdSpend*	*Metro%*	*Age*	*LPRFem*	*Neast*	*Seast*	*West*	*Midwest*
AL	19.8	19.1	1221	89.2	37.4	55.8	0	1	0	0
AK	28.7	8.3	2187	74.7	33.9	65.6	0	0	1	0
AZ	27.9	14.3	1137	96.7	34.5	57.4	0	0	1	0
AR	17.5	18.6	1158	78.8	37.0	54.9	0	1	0	0
CA	30.4	19.7	1657	99.3	34.4	57.6	0	0	1	0
CO	35.4	10.8	1599	91.6	34.7	65.3	0	0	1	0
CT	36.9	10.0	2142	100.0	39.3	60.0	1	0	0	0
DE	25.6	13.2	1687	100.0	37.9	61.1	1	0	0	0
FL	25.5	13.2	1286	97.8	39.5	55.4	0	1	0	0
GA	26.9	14.3	1648	91.0	34.3	59.2	0	1	0	0
HI	30.6	12.7	1347	100.0	38.5	60.1	0	0	1	0
ID	25.9	10.9	1244	86.1	34.6	61.3	0	0	1	0
IL	29.5	12.7	2334	95.2	35.6	59.7	0	0	0	1
IN	22.5	12.8	1644	94.1	36.1	61.0	0	0	0	1
IA	24.5	10.1	1407	72.4	38.6	65.4	0	0	0	1
KS	30.4	8.6	1418	84.7	36.1	64.5	0	0	0	1
KY	19.0	21.1	1263	75.6	37.5	55.4	0	1	0	0
LA	19.7	19.8	1367	93.2	35.4	54.9	0	1	0	0
ME	24.2	12.8	1716	70.5	41.2	61.0	1	0	0	0
MD	36.3	13.0	1627	98.5	37.1	62.3	1	0	0	0
MA	36.8	12.5	1807	99.6	38.2	61.9	1	0	0	0
MI	24.6	11.5	1880	92.1	36.9	59.7	0	0	0	1
MN	34.3	7.3	1860	87.2	36.7	69.0	0	0	0	1
MS	21.9	20.1	1178	77.8	35.5	55.5	0	1	0	0
MO	24.9	14.6	1288	86.2	37.4	62.7	0	0	0	1
MT	25.4	7.9	1312	64.8	40.2	62.0	0	0	1	0
NE	25.1	10.3	1373	79.7	36.2	68.5	0	0	0	1
NV	23.5	13.4	1516	98.0	35.2	59.3	0	0	1	0
NH	32.8	8.1	1632	96.4	39.5	64.7	1	0	0	0
NJ	36.3	13.0	1903	100.0	38.0	58.4	1	0	0	0
NM	27.2	19.0	1608	95.9	36.2	57.5	0	0	1	0
NY	30.3	14.4	2046	97.7	37.5	56.2	1	0	0	0
NC	25.4	16.0	1233	91.7	36.2	58.8	0	1	0	0
ND	27.2	10.0	1316	69.2	39.1	67.6	0	0	0	1
OH	22.9	12.1	1667	95.5	37.6	60.4	0	0	0	1
OK	24.0	14.8	1163	84.2	36.5	57.6	0	0	0	1
OR	29.1	11.3	1384	96.1	37.0	59.0	0	0	1	0
PA	25.8	13.7	1617	96.9	39.7	58.1	1	0	0	0
RI	29.2	16.0	1594	100.0	38.4	61.7	1	0	0	0
SC	24.2	17.0	1422	93.5	37.1	59.5	0	1	0	0
SD	25.1	11.5	1329	71.3	37.0	69.4	0	0	0	1
TN	21.6	18.2	1079	89.5	37.3	57.4	0	1	0	0
TX	25.4	21.8	1696	93.8	33.2	58.2	0	0	1	0
UT	29.8	7.3	1319	94.8	28.5	62.7	0	0	1	0
VT	34.4	10.0	1948	73.7	40.7	65.8	1	0	0	0
VA	30.7	13.9	1631	89.1	37.2	60.8	0	1	0	0
WA	30.9	8.5	1561	96.4	36.7	61.2	0	0	1	0
WV	15.1	17.6	1538	75.0	40.7	49.1	0	1	0	0
WI	25.1	9.5	1792	85.9	37.9	66.6	0	0	0	1
WY	22.0	9.1	1896	71.5	39.1	65.3	0	0	1	0

Use the standard error to construct an approximate prediction interval for Y using an alpha of 5%. (Round your answer to 3 decimal places.)

a) Prediction interval for Y: yˆiy^i ± ___________

b)Based on the width of this prediction interval, would you say the predictions are good enough to have practical value?

multiple choice

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