Courses
Mock Exams
For Tutors
For Schools
Pricing
Log In
Start Free
Past Questions
/
UI
/
Mathematics
/
2015/2016
/
Q25
Question 25
The variance of the scores 1,2,3,4,5 is
A.
1
B.
2
C.
3
D.
4
Objective
Show full explanation
Question details
Exam body
UI
Subject
Mathematics
Year
2015/2016
Question no.
#25
Type
Objective
Previous · Q24
Find the distance between two towns A(15°N, 20°W) and B(15°S…
More from this paper
Q18
Solve the simultaneous linear equations y=3x,y = x + 1
Q19
The sum of $42/3$ and $21/7$ is less than the difference between $13/5$ and…
Q20
Akin deposited N5,000 in the bank at the rate of 10% simple interest. After some…
Q21
The prime factors of 2580 are
Q22
The radius of a circle is given as 8cm subject to an error of 0.2cm. What is the…
Q23
A cone with the sector angle of 30° is cut out of a circle of radius r cm…
See all Mathematics 2015/2016 questions