STA301 Final Term Past Paper Spring 2006

FINALTERM EXAMINATION SPRING 2006 STA301 - STATISTICS AND PROBABILITY (Session - 1 Marks: 50 Time: 120min

Student Name:

Center Name/Code:

Exam Date: Thursday, August 17, 2006

2. Do not ask any question about the contents of this examination from anyone.

understanding.

3. You are allowed to use the calculator & Statistical tables in order to solve the questions.

4. For your convenience we are providing you the following symbols,

or write Mean, s, or sd for standard deviation, s2 X or sd2 or

variance for variance, log x for square root or whole square root. Question

Question Marks

Q1. C.V of scores made by two batsmen A and B in a series of innings are (4 marks)

C.VA= 117.67% and C.VB=70.45%. Who is more consistent player?

Q2. What is meant by estimation? What are its types? (4 marks)

Q3. Write down any four properties of normal (4 marks)

distribution.

Q4. For 9 observations all consisting of 4, the following relation between A.M, G.M and H.M. will (1 marks)

hold:

A.M.>G.M.>H.M

A.M. <G.M. <H.M

A.M. =G.M. =H.M.

Q5. If (1 marks)

PA B PA PB

then A and B are:

Mutually exclusive

Dependent

Independent

Q6. In which distribution the successive trials are without (1 marks)

replacement:

Hypergeometric distribution

Binomial distribution

Continuous distribution

Q7. A ______ is a subset of a _________. (1 marks)

Sample, population

Population, sample

Statistic, parameter

Parameter, statistic