engineering recuitment DRDO CEPTAM STA B Tier I (Sr. Technical Assistant) Mock Test 2022 Quantitative Aptitude Elementary Statistics
The scores obtained by 10 students in a test are 82, 60, 62, 63, 78, 75, 86, 75, 91, 46.
Find the arithmetic mean of their scores.
1
70.6
2
72.8
3
71.8
4
72.2