Statistics and methodology - Statistics and Methodology Multiple Choice Questions

86:  

Given

Sale price of product X

Sale price of product Y

1

33

4

27

7

23

9

17

15

15

17

14

25

11

30

6

The above values expressed to the

A.

Linear correlation

B.

Negative correlation

C.

Positive correlation

D.

All of the above

 
 

Option: B

Explanation :

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87:  

Type of network includes

A.

Bus topology

B.

Star topology

C.

Ring topology

D.

All of these

 
 

Option: D

Explanation :

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88:  

DD-MM-YY or MM-DD-YY or YY-MM-DD code is related with

A.

Accounting processing

B.

Data processing

C.

Transaction processing

D.

Human valuation

 
 

Option: B

Explanation :

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89:  

Match the following

List-I (Moments)     List-II (Constants of Binomial Distribution)

(A) μ1                         1. 0

(B) μ2                         2. 3n2p2q2+npq (1-6pq)

(C) μ3                         3. npq (q-p)

(D) μ4                         4. (npq)

A.

(A) (B) (C) (D)

1    2    3    4

B.

(A) (B) (C) (D)

1    4    3    2

C.

(A) (B) (C) (D)

3    1    2    4

D.

(A) (B) (C) (D)

4    1    3    2

 
 

Option: B

Explanation :

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90:  

Match the following

List-I (Degree of correlation)     List-II (Measurement)

(A) Absence of correlation         1. +0.90 or More

(B) Moderate                               2. +1

(C) Perfect                                   3. +0.60 to +0.75

(D) Very high                               4. 0

A.

(A) (B) (C) (d)

1    2    3    4

B.

(A) (B) (C) (d)

4    3    2    1

C.

(A) (B) (C) (d)

3    1    4    2

D.

(A) (B) (C) (d)

3    2    1    4

 
 

Option: B

Explanation :

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