Business Statistics And Research Methods - Study Mode

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[#956] The process of thoroughly checking the collected data to ensure optimal quality levelis referred to as:

(A) Validation

(B) Editing

(C) Classification

(D) Entry

Correct Answer

(A) Validation

[#957] Least Square Method of fitting a line (the line of best fit or the regression line) through the scatter diagram is a method, which . . . . . . . . the sum of the squared vertical deviations from the fitted line.

(A) maximises

(B) minimises

(C) Neither A nor B

(D) All of the above

Correct Answer

(B) minimises

[#958] Non-sampling error occurat the time of

(A) observation

(B) approximation

(C) processing of data

(D) All of these

Correct Answer

(D) All of these

[#959] The word 'statistics' is used as OR How the term statistics used?

(A) Singular

(B) Plural

(C) Both singular and Plural

(D) None of the above

Correct Answer

(C) Both singular and Plural

[#960] Husband and wife apply for two vacant spots in a company. If the probability of wife getting selected and husband getting selected are 3/7 and 2/3 respectively, what is the probability that neither of them will be selected?

(A) 2/7

(B) 5/7

(C) 4/21

(D) 17/21

Correct Answer

(C) 4/21