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Evaluation of chem lab software.
- 1. number of Cases Item 1 Item 2 Item 3 Item 4 Item 5 Item 6 Item 7 Item 8 Item 9 Item 10 Item 11 Item 12 Item 13 Item 14 Item 15 Item 16 Item 17 Item 18 Item 19 Item 20
1 2 2 1 2 3 2 3 2 1 1 3 2 1 2 2 1 3 2 2 2
2 1 3 3 3 2 3 2 2 1 2 3 1 2 3 2 2 3 3 3 3
3 1 3 3 2 3 2 3 2 2 2 3 1 2 2 1 2 2 2 2 2
4 2 3 2 2 2 3 3 3 2 2 2 1 2 2 2 2 2 2 3 3
5 2 3 3 3 2 2 2 2 2 1 1 2 1 3 2 2 2 3 3 3
6 2 2 2 3 2 3 3 2 2 1 3 2 1 2 1 2 3 3 2 2
7 2 3 3 3 3 3 2 2 2 1 2 2 3 2 3 2 3 2 2 3
8 2 3 3 2 3 2 2 3 1 2 2 2 2 3 1 3 2 2 2 2
9 1 2 2 2 3 2 1 2 1 1 3 2 1 1 2 3 2 1 2 1
10 1 3 2 2 3 2 2 2 2 1 3 2 2 2 2 2 3 3 1 1
11 3 3 3 3 2 2 2 2 2 2 2 2 1 3 1 3 3 3 3 3
12 2 2 3 2 3 3 2 2 1 1 3 2 1 2 1 2 2 2 2 2
13 1 3 3 1 3 3 2 1 1 1 3 1 1 2 1 2 1 2 3 2
14 2 3 3 2 2 3 2 3 2 1 2 2 2 2 2 2 3 3 3 1
15 2 3 2 2 2 3 2 2 1 1 3 1 2 2 1 2 3 2 2 2
16 2 2 3 3 2 3 3 2 2 2 2 2 2 2 2 2 3 3 3 2
17 2 3 2 2 2 2 3 2 1 2 3 2 3 2 2 2 3 2 3 2
18 2 3 1 2 2 3 2 2 2 1 2 2 2 3 2 2 3 2 3 1
19 2 2 2 2 3 2 3 3 2 2 3 2 2 2 2 2 2 3 1 3
20 2 2 3 2 3 2 2 3 1 2 2 1 2 2 2 2 3 3 2 3
21 2 2 2 3 3 2 3 3 1 3 1 3 1 2 2 2 2 3 2 2
22 1 3 2 2 3 1 2 3 1 2 3 2 2 2 1 2 3 3 2 3
23 2 1 2 3 1 2 2 2 1 1 3 1 2 3 2 3 2 3 2 2
24 1 3 2 3 3 2 3 3 3 1 3 2 1 1 2 2 3 3 2 2
25 2 3 2 2 2 2 2 2 2 1 2 2 1 2 2 2 2 2 2 2
26 2 3 3 2 3 2 2 3 2 1 3 2 1 2 2 3 2 2 2 3
27 2 3 2 2 2 3 3 2 1 1 3 1 1 2 1 2 2 2 1 2
Evaluation of ChemLab Software
- 2. Mean 1.769231 2.653846 2.423077 2.307692 2.461538 2.384615 2.307692 2.307692 1.576923 1.461538 2.5 1.730769 1.653846 2.153846 1.692308 2.192308 2.461538 2.461538 2.230769 2.192308
Standard Error 0.100884 0.110137 0.113315 0.107692 0.114095 0.112002 0.107692 0.107692 0.113315 0.114095 0.127098 0.104627 0.123317 0.106588 0.107692 0.078823 0.114095 0.114095 0.127794 0.136091
Median 2 3 2 2 2.5 2 2 2 2 1 3 2 2 2 2 2 2.5 2.5 2 2
Mode 2 3 2 2 3 2 2 2 2 1 3 2 2 2 2 2 3 3 2 2
Standard Deviation 0.514408 0.561591 0.577794 0.549125 0.581774 0.571099 0.549125 0.549125 0.577794 0.581774 0.648074 0.533494 0.628796 0.543493 0.549125 0.401918 0.581774 0.581774 0.651625 0.69393
Sample Variance 0.264615 0.315385 0.333846 0.301538 0.338462 0.326154 0.301538 0.301538 0.333846 0.338462 0.42 0.284615 0.395385 0.295385 0.301538 0.161538 0.338462 0.338462 0.424615 0.481538
Kurtosis 0.087885 1.215839 -0.72799 -0.52379 -0.64346 -0.73821 -0.52379 -0.52379 -0.72799 -0.23356 -0.04437 -0.27827 -0.54469 0.469175 -0.52379 0.807453 -0.64346 -0.64346 -0.55427 -0.77915
Skewness -0.35037 -1.40281 -0.35093 0.07433 -0.50004 -0.20649 0.07433 0.07433 0.350929 0.820374 -0.95521 -0.21277 0.408414 0.134163 -0.07433 1.658711 -0.50004 -0.50004 -0.26133 -0.27624
Range 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 2 2 2 2
Minimum 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 1 1 1 1
Maximum 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3
Sum 46 69 63 60 64 62 60 60 41 38 65 45 43 56 44 57 64 64 58 57
Count 26 26 26 26 26 26 26 26 26 26 26 26 26 26 26 26 26 26 26 26
Data Analysis
Item 1 Item 2 Item 3 Item 4 Item 5 Item 18 Item 19 Item 20descriptive statistics Item 12 Item 13 Item 14 Item 15 Item 16 Item 17Item 6 Item 7 Item 8 Item 9 Item 10 Item 11