The work has not been graded but I like the output that was submitted to me. Is it possible for the same prof to do the next assignment I will be submitting? If possible, I will greatly appreciate it.
Hello please show the way the problem is worked.
Question 1
What is the estimated 95% confidence interval (CI) of the average difference in blood vitamin D levels between US landscapers and office workers in ng/mL? Assign groups 1 and 2 to be landscapers and office workers, respectively.Top of Form Question 1
Table 1. LandscapersTable 2. Office Workers
SubjectVitamin DSubjectVitamin D
129.73149.538
233.898250.3
334.105353.941
436.952439.762
539.145551.33
648.349649.482
742.362749.171
825.749847.115
931.081947.304
1034.3911045.974
1130.2961150.839
1240.711241.927
1335.6271351.509
1436.1681450.152
1543.9031538.821
1630.2071641.427
1723.2831741.755
1838.4161846.212
1930.7621941.513
2039.5262043.97
2137.0242157.52
2229.2642248.433
2339.3982345.217
2435.64
2529.706
2635.971
2729.113
2833.865
2942.655
3043.802
3143.12
3232.618
3339.438
3444.549
3525.432
3640.351
3738.143
3841.094
3933.389
4042.826
Select one:
a. -15.67 to -8.93 ng/mL
b. -15.47 to -7.50 ng/mL
c. -13.93 to -8.16 ng/mL
d. -14.91 to -6.93 ng/mL
Question 2
What is the estimated 95% confidence interval (CI) of the proportion of schoolchildren developing nausea and vomiting following holiday parties?
Please note the following: 1) 0 and 1 are defined as no and yes, respectively, which is a typical coding scheme in Public Health; 2) you might calculate a CI that is different from any of the multiple choice options listed below due to rounding differences, therefore select the closest match; and 3) you may copy and paste the data into Excel to facilitate analysis.
Table
SubjectNausea and
Vomiting?
11
20
30
41
51
61
71
80
90
101
111
121
131
140
151
160
171
180
190
200
211
220
230
241
251
260
270
280
290
300
310
321
330
341
351
361
370
380
391
Select one:
a. 0.296 to 0.583
b. 0.330 to 0.644
c. 0.287 to 0.696
d. 0.307 to 0.741
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