A certain study involved patients whose melanoma did not re pond to existing treatments. The presence of cells that trigger an immune response in the body s monitored since they may help fight cancer. Here are data for the 11 subjects: counts of active cells per 100,000 cells before and after infusion of the modified cells. Before 14 01 0 0 0 After 41 215 20 700 13 20 6 530 35 92 0 108 Construct a 95 confidence interval for the difference in the mean counts of active cells per 100,000 cells. (after minus before)

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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A certain study involved patients whose melanoma did not re pond to existing treatments. The
presence of cells that trigger an immune response in the body s monitored since they may help
fight cancer. Here are data for the 11 subjects: counts of active cells per 100,000 cells before and
after infusion of the modified cells.
Before 14 01 0
0
0
After
41
215
20 700 13
20
530 35 92
Construct a 95 confidence interval for the difference in the mean counts of active cells per 100,000 cells.
(after minus before)
Answer the following:
1. Lower Limit
2. Upper limit
Transcribed Image Text:A certain study involved patients whose melanoma did not re pond to existing treatments. The presence of cells that trigger an immune response in the body s monitored since they may help fight cancer. Here are data for the 11 subjects: counts of active cells per 100,000 cells before and after infusion of the modified cells. Before 14 01 0 0 0 After 41 215 20 700 13 20 530 35 92 Construct a 95 confidence interval for the difference in the mean counts of active cells per 100,000 cells. (after minus before) Answer the following: 1. Lower Limit 2. Upper limit
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