Business Statistics - Practice Test

[#161] Given the steps of information system 1. Data processing 2. Transaction processing 3. Application processing 4. Information system processing Which is the correct sequence of information system's steps

(A) 1, 4, 3 and 2

(B) 1, 2, 3 and 4

(C) 1, 4, 2, and 3

(D) 1, 3, 4 and 2

Correct Answer

(B) 1, 2, 3 and 4

[#162] . . . . . . . . defines the limits above and below the size of the coefficient determined within which, there is an equal chance that coefficient similarly calculated from other samples will fall.

(A) Standard error

(B) Correlation error

(C) Probable error

(D) Average error

Correct Answer

(C) Probable error

[#163] Suppose we want to test the Null hypothesis that the population mean is 300, it is symbolized as

(A) H 0 : µ = 300

(B) H A : µ = 300

(C) H 0 : µ > 300

(D) H 0 : µ < 300

Correct Answer

(A) H 0 : µ = 300

[#164] A sample design that permits us to obtain tests and estimation about population parameters is called

(A) Bernoulli principle

(B) Principle of validity

(C) Principle of persistence of small numbers

(D) Principle of optimization

Correct Answer

(B) Principle of validity

[#165] Correlation implies that

(A) the effect of correlation is to reduce the range of uncertainty of our prediction

(B) between two series or groups of data there exists some causational connections

(C) the whole subject of correlation refers to inter-relation between separate character by which they tend, in some degree atleast, to move together

(D) All of the above

Correct Answer

(D) All of the above

Business Statistics - Study Mode

[#161] Given the steps of information system 1. Data processing 2. Transaction processing 3. Application processing 4. Information system processing Which is the correct sequence of information system's steps

Correct Answer

[#162] . . . . . . . . defines the limits above and below the size of the coefficient determined within which, there is an equal chance that coefficient similarly calculated from other samples will fall.

Correct Answer

[#163] Suppose we want to test the Null hypothesis that the population mean is 300, it is symbolized as

Correct Answer

[#164] A sample design that permits us to obtain tests and estimation about population parameters is called

Correct Answer

[#165] Correlation implies that

Correct Answer