Basic of Statistics and Statistical Data MCQs

Question. A perfect random number table would be one in which every digit has been entered ___________.
(a) Chronologically
(b) Sequentially
(c) Randomly
(d) Arbitrarily

Answer: C

Question. In ___________________ type of classification, the data is grouped together according to some distinguished characteristic or attribute, such as religion, sex, age, national origin, and so on.
(a) Quantitative
(b) Chronological
(c) Qualitative
(d) All of the options

Answer: C

Question. If the sample is truly representative of the population, then the characteristics of the sample can be considered to be the same as those of the __________ population.
(a) Fixed
(b) Selected
(c) Random
(d) Entire

Answer: D

Question. Statistical inference deals with methods of inferring or drawing ___________ about the characteristics of the population based upon the results of the sample taken from the same population.
(a) Details
(b) Decisions
(c) Conclusions
(d) Samples

Answer: C

Question. When an investigator uses the data which has already been collected by others, such data is called _________ _______.
(a) Primary data
(b) Collected data
(c) Processed data
(d) Secondary data

Answer: D

Question. In the case of the questionnaire method of gathering data, it should be made certain that all the questions have been _____________.
(a) Read
(b) Interpreted
(c) Answered
(d) All of the options

Answer: C

Question. _____________ means separating items according to similar characteristics and grouping them into various classes.
(a) Tabulation
(b) Editing
(c) Separation
(d) Classification

Answer: D

Question. _____________ is one which is collected by the investigator himself for the purpose of a specific inquiry or study.
(a) Secondary data
(b) Primary data
(c) Statistical data
(d) Published data

Answer: B

Question. A ___________ variable is a variable whose values can theoretically take on an infinite number of values within a given range of values.
(a) Continuous
(b) Discrete
(c) Random
(d) Both (a) and (b)

Answer: A

Question. If the sample size is too small, it may not ___________ represent the population or the universe as it is known, thus leading to incorrect inferences.
(a) Appropriately
(b) Reliably
(c) Homogeneously
(d) Heterogeneously

Answer: A

Question. A summary measure that describes any given characteristic of the population is known as a _________.
(a) Parameter
(b) Information
(c) Inference
(d) Statistics

Answer: A

Question. The ___________ random variables yield categorical responses so that the responses fit into one category or another.
(a) Quantitative
(b) Discrete
(c) Continuous
(d) Qualitative

Answer: D

Question. In statistics, _____________classification groups the data according to locational differences among the items.
(a) Chronological
(b) Geographical
(c) Regional
(d) Alphabetical

Answer: B

Question. The degree of randomness of selection would depend upon the process of selecting the items from the _____________.
(a) Population
(b) Region
(c) Sample
(d) Data

Answer: C

Question. The need for inferential statistical methods derives from the need for ___________.
(a) Population
(b) Association
(c) Sampling
(d) Probability

Answer: C

Question. The method of sampling, in which the choice of sample items depends exclusively on th judgement of the investigator is termed as ___________.
(a) Convenience sampling
(b) Quota sampling
(c) Systematic sampling
(d) Judgement sampling

Answer: D

Question. When the data is to be processed by computers, then it must be coded and converted into the ____________ ____________.
(a) English language
(b) Regional language
(c) Statistical language
(d) Computer language

Answer: B

Question. A variable is any characteristic which can assume ______________ values.
(a) Different
(b) Similar
(c) Fixed
(d) Assumed

Answer: A

Question. A ________ sample is obtained by selecting convenient population units
(a) Random
(b) Quota
(c) Stratified
(d) Convenience

Answer: D

Question. For a sample to be truly representative of the population, it must truly be___________.
(a) Fixed
(b) Random
(c) Specific
(d) Casual

Answer: B

Question. A population, in statistical terms, is the totality of things under consideration. It is the collection of all values of the _____ _____ that is under study.
(a) Instance
(b) Variable
(c) Amount
(d) Measure

Answer: B

Question. Numerical facts are usually subjected to statistical analysis with a view to helping a decisionmaker make wise decisions in the face of ___________.
(a) Interpreting
(b) Uncertainty
(c) Summarizing
(d) Organizing

Answer: B

Question. The larger the size of the population, the ____________ should be the sample size.
(a) Smaller
(b) Larger
(c) Accurate
(d) Fixed

Answer: B

Question. The basic objective of a sample is to draw ______________ about the population from which such sample is drawn.
(a) Conclusion
(b) Characteristics
(c) Inferences
(d) Parameters

Answer: C

Question. Editing would also help eliminate inconsistencies or obvious errors due to _________ treatment.
(a) Characteristic
(b) Arithmetical
(c) Calculation
(d) Tabulation

Answer: B

Question. _________ provides various types of statistical information of either qualitative or quantitative nature.
(a) Sampling
(b) Tabulation
(c) Observation
(d) Editing

Answer: A

Question. The ___________ process would be required to ensure that the data is complete and as required.
(a) Tabulation
(b) Analysis
(c) Editing
(d) Ordering

Answer: C

Question. A sample is a portion of the ____________ population that is considered for study and analysis.
(a) Selected
(b) Total
(c) Fixed
(d) Random

Answer: B

Question. A ________ ________ is a phenomenon of interest in which the observed outcomes of an activity are entirely by chance, are absolutely unpredictable and may differ from response to response.
(a) Discrete variable
(b) Continuous variable
(c) Random variable
(d) All of the options

Answer: C

Question. Adequacy of data is to be judged in the light of the requirements of the survey and the geographical areas covered by the ________ data.
(a) Collected
(b) Available
(c) Organized
(d) Tabulated

Answer: B

Question. Data is simply the numerical results of any scientific_____________.
(a) Analysis
(b) Researches
(c) Observation
(d) Measurement

Answer: D

Question. By definition of randomness, each ________ _______ has the same chance of being considered.
(a) Possible entity
(b) Probable entity
(c) Random entity
(d) Observed entity

Answer: A

Question. The specific statistical methods that can be used to summarize or to describe a collection of data is called:
(a) Descriptive statistics
(b) Inferential statistics
(c) Analytical statistics
(d) All of the options

Answer: A

Question. Both the sampling as well as the non-sampling errors must be reduced to a minimum in order to get as representative a sample of the ___________ as possible.
(a) Group
(b) Region
(c) Population
(d) Universe

Answer: C

Question. Non-sampling errors are introduced due to technically faulty observations or during the ____________ of data.
(a) Processing
(b) Analysis
(c) Sequencing
(d) Collection

Answer: A

Question. Sampling is simply a process of learning about the ________ on the basis of a sample drawn from it.
(a) Census
(b) Population
(c) Group
(d) Area

Answer: B

Question. A _____________ sample is formed by selecting one unit at random and then selecting additional units at evenly spaced intervals until the sample has been formed.
(a) Stratified
(b) Systematic
(c) Judgement
(d) Random

Answer: B

Question. The sampling errors arise due to drawing faulty inferences about the ______________ based upon the results of the samples.
(a) Sample
(b) Survey
(c) Population
(d) Census

Answer: C

Question. In statistics, _____________ classification includes data according to the time period in which the items under consideration occurred.
(a) Chronological
(b) Alphabetical
(c) Geographical
(d) Topological

Answer: A

Question. Before any procedures for ______ _______ are established, the purpose and the scope of the study must be clearly specified.
(a) Data analysis
(b) Data tabulation
(c) Data collection
(d) Data selection

Answer: C