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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 Creative One Mark Questions with Answer Key
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.
The causes leading to vast variation in the specification of a product are usually due to _____
random process
assignable causes
non-traceable causes
all the above
2.
Probability of rejecting null hypothesis. when it is true is _______
Type I error
Type II error
Sampling error
Standard error
3.
The standard normal distribution is represented by ___________
N(0,0)
N(1,0)
N(0,1)
N(1,1)
4.
A random variable X has the following probability distribution
| X | 0 | 1 | 2 | 3 | 4 | 5 |
| P(X=x) | \(\frac{1}{4}\) | 2a | 3a | 4a | 5a | \(\frac{1}{4}\) |
Then P(1≤X≤4) is
\(\frac{10}{21}\)
\(\frac{2}{7}\)
\(\frac{1}{14}\)
\(\frac{1}{2}\)
5.
The total transportation cost is ___________
55
102
101
50
6.
The differential equation of all circles with centre at the origin is _____________
xdy +ydx = 0
xdy - ydx = 0
xdx + ydy = 0
xdx - ydy = 0
7.
If \(\int { \frac { { 2 }^{ \frac { 1 }{ x } } }{ { x }^{ 2 } } } dx=k{ 2 }^{ \frac { 1 }{ x } }\) +c, then k is ___________
\(-\frac { 1 }{ { log }_{ e }2 } \)
- loge2
-1
\(\frac { 1 }{ 2 } \)
8.
The rank of an n x n matrix each of whose elements is 2 is __________
1
2
n
n2
9.
∇f(x+ 3h) ______________
f{x + 2h)
f(x + 3h) - f(x + 2h)
f(x + 3h)
f(x + 2h) - f(x - 3h)
10.
The area of the region bounded by the ellipse __________
\(\pi\)ab sq.units
\(\frac{\pi a}{b}\) sq.units
2\(\pi\)ab sq.unit
\(\frac{\pi}{2}\) ab sq.units
1.
(b)
assignable causes
2.
(a)
Type I error
3.
(c)
N(0,1)
4.
(d)
\(\frac{1}{2}\)
5.
(a)
55
6.
(c)
xdx + ydy = 0
7.
(a)
\(-\frac { 1 }{ { log }_{ e }2 } \)
8.
(a)
1
9.
(b)
f(x + 3h) - f(x + 2h)
10.
(a)
\(\pi\)ab sq.units
12th Standard Syllabus & Materials
12th Standard
TN 12th Computer Applications களப்பெயர் முறைமை (DNS) Sample Question Papers Study Material - QB365 Set A
NEW12th Standard
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
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