12th Standard Syllabus & Materials
12th Standard
TN 12th Computer Applications மின்னணு தரவு பரிமாற்றம் Sample Question Papers Study Material - QB365 Set A
NEW12th Standard
TN 12th Computer Applications மின் - வணிக பாதுகாப்பு அமைப்புகள் Sample Question Papers Study Material - QB365 Set A
NEW12th Standard
TN 12th Computer Applications மின்னணு செலுத்தல் முறைகள் Sample Question Papers Study Material - QB365 Set A
NEW12th Standard
TN 12th Computer Applications மின் - வணிகம் Sample Question Papers Study Material - QB365 Set A
NEW12th Standard
TN 12th Computer Applications திறந்த மூல கருத்துருக்கள் Sample Question Papers Study Material - QB365 Set A
NEW12th Standard
TN 12th Computer Applications வலையமைப்பு வடமிடல் Sample Question Papers Study Material - QB365 Set A
Published on: 09/11/2020
12th Standard Business Maths English Medium Free Online Test Book Back One Mark Questions - Part Three
Download Tamil Nadu 12th Standard Business Maths and Statistics question papers, model tests, one-mark questions, important questions, and public exam papers in PDF format. Free study materials and answer keys for TN State Board students.
Questions + Answers key
Take MCQ Business Maths and Statistics Test
1.
Chance variation in the manufactured product is __________
controllable
not controllable
both (a) and (b)
none of these
2.
For the given data find the value of Δ3y0 is _______.
| x | 5 | 6 | 9 | 11 |
| y | 12 | 13 | 15 | 18 |
1
0
2
-1
3.
A type of decision –making environment is _______.
certainty
uncertainty
risk
all of the above
4.
The solution of the differential equation \(\frac { dy }{ dx } =\frac { y }{ x } +\frac { f\left( \frac { y }{ x } \right) }{ f'\left( \frac { y }{ x } \right) } \) is ______.
\(f\left( \frac { y }{ x } \right) =k.x\)
\(xf\left( \frac { y }{ x } \right) =k\)
\(f\left( \frac { y }{ x } \right) =ky\)
\(yf\left( \frac { y }{ x } \right) =k\)
5.
The standard error of sample mean is ______.
\(\frac { \sigma }{ \sqrt { 2n } } \)
\(\frac { \sigma }{ { n } } \)
\(\frac { \sigma }{ \sqrt { n } } \)
\(\frac { { \sigma }^{ 2 } }{ \sqrt { n } } \)
6.
\(\int _{ 0 }^{ \infty }{ { x }^{ 4 }{ e }^{ -x } } \)dx is _______.
12
4
4!
64
7.
In a binomial distribution, the probability of success is twice as that of failure. Then out of 4 trials, the probability of no success is ________.
16/81
1/16
2/27
1/81
8.
The distribution function F(x) is equal to ________.
\(P(X=x)\)
P(X\(\le\)x)
P(X\(\ge\)x)
all of these
9.
Area bounded by y = \(\left| x \right| \) between the limits 0 and 2 is ________.
1sq.units
3 sq.units
2 sq.units
4 sq.units
10.
Rank of a null matrix is _______.
0
-1
\(\infty \)
1
1.
(d)
none of these
2.
(b)
0
3.
(d)
all of the above
4.
(a)
\(f\left( \frac { y }{ x } \right) =k.x\)
5.
(c)
\(\frac { \sigma }{ \sqrt { n } } \)
6.
(c)
4!
7.
(d)
1/81
8.
(b)
P(X\(\le\)x)
9.
(c)
2 sq.units
10.
(a)
0
12th Standard Syllabus & Materials
12th Standard
TN 12th Computer Applications களப்பெயர் முறைமை (DNS) Sample Question Papers Study Material - QB365 Set A
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TN 12th Computer Applications வலையமைப்பு எடுத்துக்காட்டுகள் மற்றும் நெறிமுறைகள் Sample Question Papers Study Material - QB365 Set A
NEW12th Standard
TN 12th Computer Applications கணினி வலையமைப்பு ஓர் அறிமுகம் Sample Question Papers Study Material - QB365 Set A
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Tamilnadu Stateboard 12th Standard Subjects
Maths
Chemistry
Physics
Biology
Computer Science
Business Maths and Statistics
Economics
Commerce
Accountancy
History
Computer Applications
Biology
Computer Technology
Computer Applications
Computer Science
Business Maths and Statistics
Commerce
Economics
Maths
Chemistry
Physics
Computer Technology
History
Accountancy
Tamil
English
French
Tamilnadu Stateboard Standards
