12th Standard Syllabus & Materials
12th Standard
TN 12th Computer Applications மின்னணு தரவு பரிமாற்றம் Sample Question Papers Study Material - QB365 Set A
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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
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Published on: 09/11/2020
12th Standard Business Maths English Medium Free Online Test Creative 1 Mark Questions - 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.
Fine data relating to x and yare to be fit in a straight line. It is found that Σx = 0 and Σy = 15. Then the y- intercept of the line is_____
1
2
3
42
2.
Out of 1000 T.V viewers, 320 watched a particular programme. Then the standard error is __________
-0.147
0.147
0.0147
-0.0147
3.
If the mean of the binomial distribution is 25, then its standard deviation lies in the interval ___________
[0,5)
(0,5]
[0,25]
(0,25]
4.
If \(f(x)=\left\{\begin{array}{cc} \frac{A}{x}, & 1<x<e^{3} \\ 0, & \text { otherwise } \end{array}\right.\) is a p.d.f. of a continuous random variable. X then P(X≥e)
\(\frac{2}{3}\)
\(\frac{3}{2}\)
\(\frac{1}{6}\)
\(\frac{1}{8}\)
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.
______ method provides optimum assignment schedule in an assignment problem.
North West Corner
Least cost
Vogel's Approximation Method
Hungarian Method
7.
The degree and order of \(\frac { { d }^{ 2 }y }{ dx^{ 2 } } -6\sqrt { \frac { dy }{ dx } } \)= 0 are _____________
2,1
1,2
2,2
1,1
8.
\(\int { \frac { { x }^{ 5 }-{ x }^{ 4 } }{ { x }^{ 3 }-{ x }^{ 2 } } } \)dx = __________ +c
1
\(\frac { x }{ 2 } \)
\(\frac { { x }^{ 3 } }{ 2 } \)
\(\frac { { x }^{ 2 } }{ 2 } \)
9.
E [c.f(x)] = ___________ where c is a constant
E (f(c)
c. Ef(x)
E\(\left( \frac { f}{c } \right) \)
E(-fc)
10.
If MR = 15 - 8x, then the revenue function is _________
15x - 4x2 + k
\(\frac{15}{x}-8\)
-8
15x - 8
1.
(c)
3
2.
(c)
0.0147
3.
(a)
[0,5)
4.
(a)
\(\frac{2}{3}\)
5.
(c)
maximum cost
6.
(d)
Hungarian Method
7.
(c)
2,2
8.
(c)
\(\frac { { x }^{ 3 } }{ 2 } \)
9.
(b)
c. Ef(x)
10.
(a)
15x - 4x2 + k
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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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
