Sampling Techniques and Statistical Inference One Mark Question

12th Standard EM

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Business Maths

Time : 00:30:00 Hrs
Total Marks : 10
    10 x 1 = 10
  1. A …………. may be finite or infinite according as the number of observations or items in it is finite or infinite.

    (a)

    Population

    (b)

    census

    (c)

    parameter

    (d)

    none of these

  2. A __________ of statistical individuals in a population is called a sample.

    (a)

    Infinite set

    (b)

    finite subset

    (c)

    finite set

    (d)

    entire set

  3. A finite subset of statistical individuals in a population is called __________

    (a)

    a sample

    (b)

    a population

    (c)

    universe

    (d)

    census

  4. Any statistical measure computed from sample data is known as ____________

    (a)

    parameter

    (b)

    statistic

    (c)

    infinite measure

    (d)

    uncountable

  5. A_________is one where each item in the universe has an equal chance of known opportunity of being selected.

    (a)

    Parameter

    (b)

    random sample

    (c)

    statistic

    (d)

    entire data

  6. A random sample is a sample selected in such a way that every item in the population has an equal chance of being included

    (a)

    Harper

    (b)

    Fisher

    (c)

    Karl Pearson

    (d)

    Dr. Yates

  7. Which one of the following is probability sampling

    (a)

    purposive sampling

    (b)

    judgment sampling

    (c)

    simple random sampling

    (d)

    Convenience sampling

  8. In simple random sampling from a population of units, the probability of drawing any unit at the first draw is

    (a)

    \(\frac{n}{N}\)

    (b)

    \(\frac{1}{N}\)

    (c)

    \(\frac{N}{n}\)

    (d)

    1

  9. In ___________ the heterogeneous groups are divided into homogeneous groups.

    (a)

    Non-probability sample

    (b)

    a simple random sample

    (c)

    a stratified random sample

    (d)

    systematic random sample

  10. Errors in sampling are of

    (a)

    Two types

    (b)

    three types

    (c)

    four types

    (d)

    five types

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