| X | f | fX | |---|----|----| | 10 | 2 | 20 | | 20 | 5 | 100 | | 30 | 8 | 240 | | 40 | 4 | 160 | | 50 | 1 | 50 | | | Σf = 20 | ΣfX = 570 |
First, a crucial note: T.R. Jain's "Business Statistics" is a copyrighted textbook widely used in Indian universities (B.Com, BBA, MBA). Downloading a free PDF from unofficial sources (like Library Genesis, PDF Drive, or student forums) is illegal piracy and violates copyright laws.
| Marks | 10 | 20 | 30 | 40 | 50 | |-------|----|----|----|----|----| | Students (f) | 2 | 5 | 8 | 4 | 1 |
Solution (as shown in T.R. Jain):
| X | f | fX | |---|----|----| | 10 | 2 | 20 | | 20 | 5 | 100 | | 30 | 8 | 240 | | 40 | 4 | 160 | | 50 | 1 | 50 | | | Σf = 20 | ΣfX = 570 |
First, a crucial note: T.R. Jain's "Business Statistics" is a copyrighted textbook widely used in Indian universities (B.Com, BBA, MBA). Downloading a free PDF from unofficial sources (like Library Genesis, PDF Drive, or student forums) is illegal piracy and violates copyright laws. business statistics t r jain pdf
| Marks | 10 | 20 | 30 | 40 | 50 | |-------|----|----|----|----|----| | Students (f) | 2 | 5 | 8 | 4 | 1 | | X | f | fX | |---|----|----|
Solution (as shown in T.R. Jain):