find outliers by the method of inner fences	
measurement No.	Pb concentration [ng/ml]
1	37.9
2	22.8
3	13.4
4	31.6
5	50.8
6	20.2
7	13.0
8	26.7
9	76.1
10	22.0
##### Sheet/List 2 #####
find outliers by Grubbs test		
measurement No.	Pb concentration [ng/ml]	
1	37.9	
2	22.8	
3	13.4	
4	31.6	
5	50.8	
6	20.2	
7	13.0	
8	26.7	
9	76.1	
10	22.0	
##### Sheet/List 3 #####
Glucose concentration (mmol/L) was repeatedly determined.
Find the 95%-confidence interval for the population mean according to Student!

5.09
5.46
4.17
4.83
4.50
4.93
4.13
4.62
5.03
4.54
5.00
5.68
5.02
4.79