sleep = beta_0 + beta_1 age + beta_2 educ + beta_3 totwork + beta_4 yrsmarr + beta_5 hrwage + u

From your baseline model results: what is the predicted average number of hours slept per night for a person that is 28 years old, has 10 years of education, works 2,800 minutes per weeks, has been married for 2 years, and has an hourly wage of $9.50? Find the 95% confidence interval for this prediction.(calculate manually on excel)DO NOT USE REGRESSION AVAILABLE ON EXCEL.

sleep	age	educ	totwork	yrsmarr	hrwage
7.41190476	32	12	3438	13	7.070004
6.95238095	31	14	5020	0	1.429999
6.35714286	44	17	2815	0	20.53
7.34047619	30	12	3786	12	9.619998
8.20952381	64	14	2580	33	2.75
9.67380952	41	12	1205	23	19.25
7.57142857	35	12	2113	0	1.44
6.97142857	47	13	3608	24	15.01001
8.01904762	32	17	2353	11	4.329998
7.18571429	30	15	2851	7	2.959999
3.75	43	8	6415	23	2.400001
7.8452381	23	16	370	4	1.23
9.04285714	24	16	2438	4	1.23
7.16190476	48	5	2693	0	5.610002
7.73333333	33	12	2526	9	3.13
8.76904762	23	12	2950	4	2.309999
7.62142857	46	17	3003	21	9.900003
6.14285714	37	14	4011	17	3.96
8.14285714	53	12	2300	26	3.299999
7.35714286	45	17	1543	22	14.85
6.57142857	46	17	3473	0	35.50999
6.85714286	40	13	3276	0	5.329999
8.26190476	53	12	2506	31	3.27
6.36428571	29	13	2651	0	5.060002
6.71428571	29	12	4580	4	2.490001
6.84047619	53	12	3588	0	5.319999
4.53571429	28	13	3418	4	2.69
6.96666667	35	12	2250	0	2.69
6.19761905	36	12	2638	6	2.959999
7.70952381	59	12	3173	0	3.460001
9.25714286	26	12	3446	2	3.460001
6.46666667	24	16	3588	1	4.23
7.72619048	28	16	2961	0	4.809999
7.51904762	39	16	2778	0	24.62999
7.39285714	33	17	3080	5	19.25
8.36904762	28	17	3556	0	3.849999
7.92857143	33	12	2788	11	7.699997
9.88809524	47	12	1100	22	5.389998
7.03571429	31	16	3116	7	4.620001
5.23809524	26	12	2506	0	3.849999
6.86904762	31	15	2763	13	5.389998
7.96428571	38	16	3048	15	7.699997
6.58333333	44	17	2511	0	2.159999
9.35238095	49	12	3268	30	6.080001
6.7452381	56	11	3242	35	5.77
8.92857143	41	12	2550	19	5.77
7.92380952	36	12	3188	15	5.77
9.03571429	36	9	1555	18	7.42
8.00714286	37	12	2743	17	4.329998
5.42857143	23	9	5043	0	4.54
9.88333333	29	10	3570	5	3.299999
7.77619048	29	17	2883	0	4.739999
8.5	26	16	2398	2	3.39
6.86904762	29	16	2663	10	7.349998
6.8547619	25	17	2363	0	3.150002
6.64285714	24	14	1800	0	1.05