Comp2mm STAT Warm Up

36 Questions | Total Attempts: 57

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Comp2mm STAT Warm Up

This quiz is graded and will evaluate your knowledge in statistics.


Questions and Answers
  • 1. 
    Methods of organizing, summarizing, and presenting data in an informative way
    • A. 

      Descriptive Statistics

    • B. 

      Inferential Statistics

    • C. 

      Informative Statistics

    • D. 

      Theoretical Statistics

    • E. 

      Statistics

  • 2. 
    The methods used to determine something about a population, based on a sample
    • A. 

      Descriptive Statistics

    • B. 

      Inferential Statistics

    • C. 

      Informative Statistics

    • D. 

      Theoretical Statistics

    • E. 

      Sampling

  • 3. 
    The entire set of individuals or objects of interest or the measurements obtained from all individuals or objects of interest
    • A. 

      Statistics

    • B. 

      Observation

    • C. 

      Sample

    • D. 

      Population

    • E. 

      Portion

  • 4. 
    A portion or part of the population of interest
    • A. 

      Statistics

    • B. 

      Observation

    • C. 

      Sample

    • D. 

      Population

    • E. 

      Portion

  • 5. 
    According to the latest Pulse Asia which surveyed 2,400 Filipinos, 95% of the Filipinos do not want Boy Abunda to be the secretary of the Department of Tourism. This is an example of ____________ statistics.Ma
  • 6. 
    Marital status, gender, and brand names are examples ______________ variables.
  • 7. 
    Quantitative variables which are ___________ can assume only certain values, and there are usually gaps between the values.
  • 8. 
    It can assume any values within a specific range
    • A. 

      Quantitative variables

    • B. 

      Discrete variables

    • C. 

      Flowing variables

    • D. 

      Continuous variables

    • E. 

      Qualitative variables

  • 9. 
    _________level data can only be classified. E.g. Cellphone networks
    • A. 

      Nominal

    • B. 

      Ordinal

    • C. 

      Interval

    • D. 

      Ratio

    • E. 

      Proportion

  • 10. 
    ___________ level data can be ranked. E.g. ITEO Faculty Evaluation
    • A. 

      Nominal

    • B. 

      Ordinal

    • C. 

      Interval

    • D. 

      Ratio

    • E. 

      Proportion

  • 11. 
    ________ level data includes the characteristics of the ordinal level, but in addition, the difference between values is a constant size. E.g. Income bracket
    • A. 

      Nominal

    • B. 

      Ordinal

    • C. 

      Interval

    • D. 

      Ratio

    • E. 

      Proportion

  • 12. 
    A grouping of data into mutually exclusive classes showing the number of observations in each is called ________________.
  • 13. 
    The range between classes/group is called _________
    • A. 

      Raw data

    • B. 

      Interval

    • C. 

      Distribution

    • D. 

      Frequency

    • E. 

      Count

  • 14. 
    The highest and lowest value of a class or group is called
    • A. 

      Class constraint

    • B. 

      Class limit

    • C. 

      Class range

    • D. 

      Class width

    • E. 

      Class interval

  • 15. 
    _____________ shows the fraction of the total number of observations in each class.
    • A. 

      Percentage

    • B. 

      Ratio

    • C. 

      Proportion

    • D. 

      Relative frequency

    • E. 

      Frequency distribution

  • 16. 
    One advantage of using stem-and-leaf technique is
    • A. 

      It maintains the identity of the observation

    • B. 

      It is easier to execute

    • C. 

      It is more accurate

    • D. 

      It is widely used and accepted

    • E. 

      It looks good in presentations

  • 17. 
    A characteristic of the population
    • A. 

      Inference

    • B. 

      Parameter

    • C. 

      Statistic

    • D. 

      Mean

    • E. 

      Average

  • 18. 
    A character of the sample
    • A. 

      Inference

    • B. 

      Parameter

    • C. 

      Statistic

    • D. 

      Mean

    • E. 

      Average

  • 19. 
    The average of the sample
    • A. 

      Sample mean

    • B. 

      Population mean

    • C. 

      Sample median

    • D. 

      Population mode

    • E. 

      Mean

  • 20. 
    The midpoint values after they have been in ordered from the smallest to largest, or largest to smallest.
    • A. 

      Mean

    • B. 

      Median

    • C. 

      Mode

    • D. 

      Average

    • E. 

      Middle observation

  • 21. 
    The value of the observation that appears most frequently
    • A. 

      Mean

    • B. 

      Median

    • C. 

      Mode

    • D. 

      Average

    • E. 

      Middle observation

  • 22. 
    The bell-shaped curve is called ________ curve.
  • 23. 
    If the curve is positively skewed, it means the the curve is skewed to the right.
    • A. 

      True

    • B. 

      False

    • C. 

      Neither true nor false

  • 24. 
    The arithmetic mean of the squared deviations from the mean.
    • A. 

      Variance

    • B. 

      Dispersion

    • C. 

      Standard Error

    • D. 

      Range

    • E. 

      Spread

  • 25. 
    The square root of the variance
    • A. 

      Square-variance

    • B. 

      Dispersion

    • C. 

      Standard Error

    • D. 

      Range

    • E. 

      Spread

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