CBSE Notes, Lectures
Menu
Account
Log Out
×
Dashboard
Courses
Videos
Test Series
CBSE
CBSE 12
CBSE 11
CBSE 10
CBSE 9
CBSE 8
TEST PREP
CUET
JEE
NDA
KVPY
INO-NSEP
INO-NSEC
NEET
NSEB
NTSE
NSEJS
Mentors
Books
Support
CBSE - Aptitude Mathematics
Welcome, Students!
Eduinfy provide you digital online & effective learning for entrance exams .
Practice Question
Aptitude Mathematics
.
Aptitude Mathematics
The standard deviation from the following data is
x : 2 4 5 6 10
f : 1 3 7 5 4
1.2.74
2.2.23
3.3.42
4.2.35
Correct Answer: 2
.
Related Questions
Aptitude Mathematics
1
Correct Answer: 3
2
Which of the following integers has the most divisors?
1. 88
2. 99
3. 91
4. 101
Correct Answer: 1
3
Four different objects 1, 2, 3, 4 are distributed at random in four places marked 1, 2, 3, 4. What is the probability that none of the objects occupy the place corresponding to its number?
1. 17/24
2. 3/8
3. 1/2
4. 5/8
Correct Answer: 3
4
What is the next number in the geometric progression 4, 12, 36?
1. 44
2. 60
3. 72
4. 108
Correct Answer: 4
5
Two cards are drawn from a pack of cards one by one, without replacement. The probability of drawing a heart on each of the draws, is :
1. 1/16
2. 1/2
3. 1/17
4. 3/4
Correct Answer: 3
