state gov RSMSSB Junior Assistant & Lipik Grade (LDC) Mock Test 2024 Quantitative Aptitude Standard Deviation
The standard deviation of the weights (in kg) of a group of 20 animals is 12.3 kg. What is the variance of their weights?
1
151.29 kg
2
101.29 kg
3
178 kg
4
192. 22 kg
5
Question Not Attempted