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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
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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 1 Mark Questions 2020 - Part Six
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.
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]
2.
If the p.d.f of a continuous random variable. X is \(f(x)=\left\{\begin{array}{l} \frac{x}{2}, 0
\(\frac{2}{3}\)
\(\frac{4}{3}\)
\(\frac{10}{3}\)
\(\frac{7}{3}\)
3.
The solution of \(\frac { dy }{ dx } \) = ex-y is _____________
eyex = c
y=log cex
y=log(ex+c)
ex+y = c
4.
E [f(x0)] is ______________
f(xo + h)
f(xo - h)
f(xo) + h
f(xo) - h
5.
Lagrange’s interpolation formula can be used for _______.
equal intervals only
unequal intervals only
both equal and unequal intervals
none of these.
6.
If sec2 x is an integrating factor of the differential equation \(\frac { dy }{ dx } \) + Py Q then P = ______.
2 tan x
sec x
cos2 x
tan2 x
7.
The value of \(\int _{ 2 }^{ 3 }{ f(5-x) } dx-\int _{ 2 }^{ 3 }{ f(x) } dx\) is _______.
1
0
-1
5
8.
Let z be a standard normal variable. If the area to the right of z is 0.8413, then the value of z must be: ________.
1.00
-1.00
0.00
-0.41
9.
The probability density function p(x) cannot exceed ________.
zero
one
mean
infinity
10.
The marginal cost function is MC = 100 \(\sqrt x\). find AC given that TC = 0 when the out put is zero is ________.
\(\frac { 200 }{ 3 } { x }^{ \frac { 1 }{ 2 } }\)
\(\frac { 200 }{ 3 } { x }^{ \frac { 3 }{ 2 } }\)
\(\frac { 200 }{ { 3x }^{ \frac { 3 }{ 2 } } } \)
\(\frac { 200 }{ { 3x }^{ \frac { 1 }{ 2 } } } \)
1.
(a)
[0,5)
2.
(c)
\(\frac{10}{3}\)
3.
(c)
y=log(ex+c)
4.
(a)
f(xo + h)
5.
(c)
both equal and unequal intervals
6.
(a)
2 tan x
7.
(b)
0
8.
(b)
-1.00
9.
(b)
one
10.
(a)
\(\frac { 200 }{ 3 } { x }^{ \frac { 1 }{ 2 } }\)
12th Standard Syllabus & Materials
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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
