13. The scores of 10 students in a test with maximum marks 50 were as follows
28, 36, 34, 28, 48, 22, 35, 27, 19, 41.
(i) Find the variance.
Answers
Answered by
8
Answer:
total no of observation=10
favourable outcomes= 28,36,34,28,48,22,35,27,19,41
Step-by-step explanation:
variance= favorable outcome/total no of outcomes
=28+36+34+28+48+22+35+27+19+41/10
=318/10
=31.8
Similar questions