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TN 12th Computer Applications மின் - வணிகம் Sample Question Papers Study Material - QB365 Set A
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Published on: 09/11/2020
12th Standard Business Maths English Medium Free Online Test Creative One Mark Questions with Answer Key - Part Five
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 methods of measurements of trends are __________
Graphic
semi averages
least squares
control charts
2.
If α is the level of significance. then the confidence Co-efficient is
α
1
1-α
1+α
3.
The probability that a person will hit a target in shooting practice is 0.3. If he shoots 10 times, the probability that he hits the target is ___________
1
1-(0.7)10
(0.7)10
(0.3)10
4.
If F(x) is the probability distribution function, then F(- ∞) is_______.
1
2
∞
0
5.
The least cost method is more economical than North West Corner Rule, since it starts with the ___________
least cost
minimum cost
maximum cost
lower beginning cost
6.
If the number of rows is____tothenumber of columns, then the assignment problem is said to be balanced.
equal
less
more
not equal
7.
In (x2-y2)dy = 2xy dx, if we put y = vx, then the equation is transformed into _____________
\(\frac { 1+{ v }^{ 2 } }{ v+{ v }^{ 3 } } dv=\frac { dx }{ x } \)
\(\frac { 1{ -v }^{ 2 } }{ v(1+{ v }^{ 2 }) } dv=\frac { dx }{ x } \)
\(\frac { dv }{ { v }^{ 2 }-1 } =\frac { dx }{ x } \)
\(\frac { dv }{ 1+{ v }^{ 2 } } =\frac { dx }{ x } \)
8.
The value of \(\int _{ 0 }^{ \frac { \pi }{ 2 } }{ cosx } { e }^{ sinx }dx=\)
1
e-1
0
-1
9.
The value of Δ ex is ______________
eax (eh - 1)
ex (1- eh)
ex (eh - 1)
eax (1 - h)
10.
If MR = 15 - 8x, then the revenue function is _________
15x - 4x2 + k
\(\frac{15}{x}-8\)
-8
15x - 8
1.
(d)
control charts
2.
(c)
1-α
3.
(b)
1-(0.7)10
4.
(d)
0
5.
(c)
maximum cost
6.
(a)
equal
7.
(b)
\(\frac { 1{ -v }^{ 2 } }{ v(1+{ v }^{ 2 }) } dv=\frac { dx }{ x } \)
8.
(b)
e-1
9.
(c)
ex (eh - 1)
10.
(a)
15x - 4x2 + k
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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
