MCQs

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Overall MCQs for Reference

Which method is commonly used to collect primary data in data science surveys?
a. Literature review
b. Interview
c. Published reports
d. Simulations
Answer: b. Interviewaskfilo+1
What is the main purpose of conducting a survey in data science?
a. To validate models
b. To collect opinions or data from respondents
c. To manipulate variables
d. To test software efficiency
Answer: b. To collect opinions or data from respondentstestbook+1
In which stage does a researcher consult the literature for survey development?
a. Operation test
b. Response analysis
c. Document design
d. Pretest interviews
Answer: d. Pretest interviewsscribd
Which sampling method ensures every individual in the population has an equal chance of being selected?
a. Cluster sampling
b. Quota sampling
c. Simple random sampling
d. Judgment sampling
Answer: c. Simple random samplingcevnews
What type of questions are primarily used in online surveys?
a. Open-ended only
b. Multiple choice
c. Descriptive essays
d. Fill-in-the-blanks
Answer: b. Multiple choicepolling
Which is a source of secondary data in a survey?
a. Personal interviews
b. Published market reports
c. Focus groups
d. Direct observation
Answer: b. Published market reportscevnews
Which technique is commonly used in qualitative survey research?
a. Experiment
b. Interview
c. Simulation
d. Regression analysis
Answer: b. Interviewtestbook+1
What is the first step in designing a survey questionnaire?
a. Analyzing data
b. Defining objectives
c. Publishing results
d. Calculating statistics
Answer: b. Defining objectivestestbook
What does “sampling” refer to in survey methodology?
a. Conducting experiments
b. Selecting a representative group from the population
c. Using secondary data
d. Manipulating survey responses
Answer: b. Selecting a representative group from the populationmakemeanalyst+1
Which of the following is NOT a primary data collection method in surveys?
a. Observation
b. Experimentation
c. Survey method
d. Using government reports
Answer: d. Using government reportstestbook
What is the advantage of using online surveys for data collection?
a. High cost
b. Low response rate
c. Low cost
d. Limited reach
Answer: c. Low costcevnews
Which research method involves an in-depth study of a singular case?
a. Experiment
b. Case study
c. Survey
d. Focus group
Answer: b. Case studytestbook
When are close-ended questions preferred in survey design?
a. When qualitative data is required
b. For quick data analysis
c. To collect stories
d. To allow free responses
Answer: b. For quick data analysispolling+1
Which method collects data directly from the respondents in a survey?
a. Secondary data analysis
b. Questionnaire
c. Published literature
d. Simulation
Answer: b. Questionnairetestbook+1
What is a pilot survey in the context of surveys?
a. Final data collection
b. Preliminary trial run of the survey
c. Literature review
d. Data analysis phase
Answer: b. Preliminary trial run of the surveyscribd
What is the primary characteristic of stratified sampling in surveys?
a. Entirely random selection
b. Population divided into subgroups
c. Selecting only the largest group
d. Ignoring diversity
Answer: b. Population divided into subgroupsmakemeanalyst
Which is NOT a recommended survey data collection method?
a. Face-to-face interview
b. E-mail survey
c. Telephone interview
d. Guesswork
Answer: d. Guessworktestbook+1
Which is an example of a primary data source in surveys?
a. National census report
b. Survey conducted by you
c. Government statistics
d. Research articles
Answer: b. Survey conducted by youvedantu
Why are frequency distributions used in MCQ surveys?
a. To assign scores
b. To spot quick trends
c. To conduct qualitative analysis
d. To decrease sample size
Answer: b. To spot quick trendspolling
What does survey reliability refer to?
a. Ability to produce consistent results
b. Rapid data collection
c. Low cost
d. Limited sampling
Answer: a. Ability to produce consistent resultsscribd
What is response bias in a survey?
a. Respondents answer honestly
b. Responses systematically differ from the truth
c. All respondents reply the same
d. High participation rate
Answer: b. Responses systematically differ from the truthscribd+1
Which survey method is best for geographically dispersed populations?
a. Group interview
b. Online survey
c. Paper-and-pencil test
d. Focus group
Answer: b. Online surveypolling+1
What is the term for data collected for the first time, specifically for a study?
a. Secondary data
b. Primary data
c. Experimental data
d. Historical data
Answer: b. Primary datavedantu+1
Which is a disadvantage of using open-ended questions in surveys?
a. Limited data
b. Difficult data analysis
c. Highly structured answers
d. Fast processing
Answer: b. Difficult data analysistestbook
What is non-response error in surveys?
a. All questions are answered
b. Some selected respondents do not reply
c. Respondents provide random answers
d. Interviewer makes a mistake
Answer: b. Some selected respondents do not replyscribd+1
Which is a benefit of stratified sampling in survey research?
a. Reduces diversity
b. Ensures representation of subgroups
c. Increases random error
d. Limits overall sample size
Answer: b. Ensures representation of subgroupsmakemeanalyst
When is a longitudinal survey applied?
a. One-time data collection
b. Collect data over time
c. Only in qualitative research
d. Only for large samples
Answer: b. Collect data over timetestbook
What type of data collection method is a questionnaire?
a. Secondary source
b. Experimental result
c. Self-reporting primary source
d. Simulation technique
Answer: c. Self-reporting primary sourcetestbook
Which sampling technique is recommended for rare populations?
a. Random sampling
b. Snowball sampling
c. Cluster sampling
d. Systematic sampling
Answer: b. Snowball samplingaskfilo
What is the main goal of survey validation?
a. Decreasing cost
b. Ensuring accuracy and reliability
c. Increasing sample size
d. Minimizing time
Answer: b. Ensuring accuracy and reliabilityscribd
What is convenience sampling in survey methodology?
a. Sample selected for ease of access
b. Entire population is surveyed
c. Only experts are chosen
d. Use of advanced statistical methods
Answer: a. Sample selected for ease of accessmakemeanalyst
Which is a key step in survey data analysis?
a. Publishing research
b. Coding responses
c. Ignoring outliers
d. Random guessing
Answer: b. Coding responsesstudocu
Which type of survey question asks respondents to rank preferences?
a. Open-ended
b. Ranking
c. Fill-in-the-blanks
d. Descriptive
Answer: b. Rankingpolling
What is the purpose of pre-testing a questionnaire?
a. Collect final data
b. Identify errors before survey launch
c. Analyze survey results
d. Publish findings
Answer: b. Identify errors before survey launchscribd
Which method is widely used for market survey data collection?
a. Government census
b. Telephone interviews
c. Scientific literature review
d. Database mining
Answer: b. Telephone interviewscevnews
What is quota sampling in surveys?
a. Samples chosen until a quota for categories is filled
b. Complete population sampling
c. Only expert participation
d. No selection criteria
Answer: a. Samples chosen until a quota for categories is filledscribd
Which step comes after survey data collection?
a. Data analysis
b. Sample selection
c. Literature review
d. Questionnaire design
Answer: a. Data analysisstudocu+1
What is a closed-ended question?
a. Allows multiple paragraph answers
b. Offers predefined answer choices
c. Requires numeric data
d. Must be answered with essay
Answer: b. Offers predefined answer choicespolling+1
Which survey method is least expensive for large samples?
a. In-person interviews
b. Paper surveys
c. Online surveys
d. Focus groups
Answer: c. Online surveyscevnews+1
What is the main issue with low response rate surveys?
a. Higher cost
b. Increased non-response bias
c. Fast completion
d. Quality control
Answer: b. Increased non-response biasscribd+1
What does “face-to-face interview” mean in survey research?
a. Interview conducted online
b. Interview by telephone
c. Interview where the researcher meets respondent personally
d. Interview using only secondary data
Answer: c. Interview where the researcher meets respondent personallytestbook
Which is commonly used to analyze survey data for trends?
a. Frequency distribution
b. Regression analysis only
c. Machine learning only
d. Random guessing
Answer: a. Frequency distributionpolling
What is the major role of survey research in data science?
a. Data manipulation
b. Data collection for further analysis
c. Publishing scientific articles
d. None of the above
Answer: b. Data collection for further analysistestbook+1
Which source is best for collecting original data in a survey?
a. Previous articles
b. Respondents themselves
c. Online blogs
d. Statistical books
Answer: b. Respondents themselvesvedantu+1
What is the difference between a census and a survey?
a. Census covers entire population, survey covers part of population
b. Census uses only MCQs, survey uses open-ended questions
c. Census is specific to one group, survey for general population
d. No difference at all
Answer: a. Census covers entire population, survey covers part of populationvedantu
Which survey technique involves asking the same questions at different points in time?
a. Cross-sectional survey
b. Longitudinal survey
c. Experimental survey
d. Cluster survey
Answer: b. Longitudinal surveytestbook
What component is usually missing from a research article based on survey data?
a. Literature review
b. References
c. Guesswork
d. Methodology section
Answer: c. Guessworkaskfilo
Which method is used to test hypotheses in quantitative survey research?
a. Qualitative analysis
b. Statistical analysis
c. Trial-and-error
d. Case study
Answer: b. Statistical analysisstudocu+1
Which Excel feature helps visualize survey data trends?
a. VLOOKUP
b. Data Table
c. Pivot Table
d. Find/Replace
Answer: c. Pivot Tablegyansetu
What is the main challenge of survey questionnaire design?
a. Identifying sample size
b. Choosing appropriate questions and wording
c. Ignoring respondent feedback
d. Using only numerical data
Answer: b. Choosing appropriate questions and wordingpolling+1wordingpolling+1

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