Hello Expert,any help on this please?

Can I have it on a spread sheet please and have the answers numbered accurately (ii, iii, and iv)

Qii) Based on the random sample), find out a point estimate of the proportion of the corporation employees with no training. iii) find out a point estimate of the mean salary of the corporation employees with no training. iv) Develop a 90% confidence interval for the mean salary of the corporation employees with no training. Here is the Data:

Salary	Training	RANDOM
46543.7	No	153
48336.1	Yes	905
56047.4	Yes	380
53480.7	Yes	144
58384.1	Yes	325
52235.1	Yes	349
49134.1	Yes	275
46201.7	No	573
58977.3	Yes	715
43364.5	No	184
51447	Yes	603
57304.5	Yes	153
47891.7	Yes	40
53804.2	Yes	-13
52808.2	Yes	661
49325.2	Yes	-78
55253.6	No	153
49484.2	No	65
45881.1	Yes	908
52286.4	No	916
55479.3	No	27
51384.1	Yes	443
48398.5	No	712
51260.3	No	242
52194.4	Yes	-73
54923.1	Yes	129
46593.2	No	591
48672.4	No	710
52034.9	Yes	856
48889.5	No	546
51670.9	No	259
52403.8	Yes	285
53131	No	301
54595.8	Yes	233
56082.9	Yes	222
53069.3	Yes	169
54775.6	Yes	12
54772.4	Yes	490
55186.3	Yes	985
43271.9	Yes	39
46981.2	No	840
56301.4	No	886
46682.2	Yes	-94
44019.9	Yes	708
51111.7	No	361
53983.7	Yes	711
47429	Yes	42
55009.1	No	5
48368.3	Yes	176
49755.7	Yes	796
52306.9	Yes	998
48209.1	Yes	890
50861.2	Yes	355
49472.2	No	40
51722.7	No	392
57610.8	Yes	615
53332.8	No	673
54333.7	Yes	443
55760.7	No	827
45886.7	Yes	688
53559.5	No	77
51290.6	Yes	777
53725.7	No	971
52081.5	Yes	-75
53891.5	Yes	117
58371.5	No	744
54106.8	Yes	27
52170.1	Yes	424
50578.5	No	419
51377.3	No	469
56117.2	Yes	250
60038.6	Yes	993
42591.1	Yes	-17
51738.9	No	459
55426.3	No	941
51753	Yes	654
55218.7	Yes	457
50792	No	625
61104.3	No	883
52504.1	Yes	614
51095.5	Yes	788
53963	Yes	532
51894.1	Yes	253
46042.1	No	987
57035.6	No	269
51579	Yes	486
52214.2	Yes	729
59078.1	Yes	110
51882.1	Yes	553
54820.5	Yes	114