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 1 Mark Questions 2020 - Part Four
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.
Choose the odd one out
Secular trend
seasonal variation
Simple averages
cyclic variations
2.
If a random sample of size 64 is taken from a population whose standard deviation is 32, then the standard error of the mean is __________
0.5
2
4
32
3.
If Z is a standard normal variate, then p(0
0.5
1
0.25
0.75
4.
If X is a continuous random variable. then P(X≥a)= _________.
P(C)
1-P(X>a)
P(X>a)
1-P(X≤a-1)
5.
______ method provides optimum assignment schedule in an assignment problem.
North West Corner
Least cost
Vogel's Approximation Method
Hungarian Method
6.
Lagrange’s interpolation formula can be used for _______.
equal intervals only
unequal intervals only
both equal and unequal intervals
none of these.
7.
\(\int _{ 0 }^{ 1 }{ (2x+1) } dx\) is _______.
1
2
3
4
8.
The random variable X is normally distributed with a mean of 70 and a standard deviation of 10. What is the probability that X is between 72 and 84?
0.683
0.954
0.271
0.340
9.
E[X-E(X)]2 is ________.
E(X)
E(X2)
V(X)
S.D(X)
10.
If \(\rho (A)=\rho (A,B)\) the number of unknowns, then the system is______.
Consistent and has infinitely many solutions
Consistent and has a unique solution
consistent
inconsistent
1.
(c)
Simple averages
2.
(c)
4
3.
(a)
0.5
4.
(c)
P(X>a)
5.
(d)
Hungarian Method
6.
(c)
both equal and unequal intervals
7.
(b)
2
8.
(d)
0.340
9.
(c)
V(X)
10.
(b)
Consistent and has a unique solution
12th Standard Syllabus & Materials
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TN 12th Computer Applications களப்பெயர் முறைமை (DNS) Sample Question Papers Study Material - QB365 Set A
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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
