Triglyceride is a glyceride, which is formed from a single molecule of glycerol, esterified with three fatty acids. It is mainly present in vegetable oils and animal fat.
The general chemical formula of triglyceride is R2COO-CH2CH(-OOCR1) CH2-OOCR3 , where R1, R2, and R3 are fatty acids. These three fatty acids can be same or different.
Find the mean and variance for the following frequency distribution.
Classes | 0-10 | 10-20 | 20-30 | 30-40 | 40-50 |
Frequencies | 5 | 8 | 15 | 16 | 6 |