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MCQs

Total Questions : 53 | Page 2 of 6 pages
Question 11. Regardless to difference in distribution of sample and population, the mean of sampling distribution must be equal to
  1.    degree of freedom
  2.    statistic error
  3.    population mean
  4.    standard error
 Discuss Question
Answer: Option C. -> population mean
Answer: (c).population mean
Question 12. The cluster sampling, stratified sampling and systematic sampling are types of
  1.    direct sampling
  2.    indirect sampling
  3.    random sampling
  4.    non random sampling
 Discuss Question
Answer: Option C. -> random sampling
Answer: (c).random sampling
Question 13. The bias occurred in collection of sample because of confusing questions in the questionnaire is classified as
  1.    non-responsive bias
  2.    non distribution bias
  3.    non wording bias
  4.    wording bias
 Discuss Question
Answer: Option D. -> wording bias
Answer: (d).wording bias
Question 14. The principle which states that larger the sample size larger the accuracy and stability is part of
  1.    principle of sampling error
  2.    principle of inertia
  3.    principle of statistical regularity
  4.    principle of statistical irregularity
 Discuss Question
Answer: Option B. -> principle of inertia
Answer: (b).principle of inertia
Question 15. The bias in which few respondents responds to offered questionnaire is classified as
  1.    responsive bias
  2.    non-responsive bias
  3.    distributed error
  4.    concerning error
 Discuss Question
Answer: Option A. -> responsive bias
Answer: (a).responsive bias
Question 16. In systematic sampling, the population is 200 and the selected sample size is 50 then the sampling interval is
  1.    250
  2.    0.25
  3.    4
  4.    40
 Discuss Question
Answer: Option C. -> 4
Answer: (c).4
Question 17. If the mean of population is 25 then the mean of sampling distribution is
  1.    25
  2.    5
  3.    30
  4.    35
 Discuss Question
Answer: Option A. -> 25
Answer: (a).25
Question 18. The method of sampling in which the population is divided in to mutual exclusive groups that have useful context in statistical research is classified as
  1.    stratified sampling
  2.    regular group sampling
  3.    irregular group sampling
  4.    direct group sampling
 Discuss Question
Answer: Option A. -> stratified sampling
Answer: (a).stratified sampling
Question 19. If the population parameter μ and the unbiased estimate of population is x̅ then the sampling error is as
  1.    |p‾ - μ|
  2.    |x̅ - μ|
  3.    |x̅ + μ|
  4.    |x̅ * μ|
 Discuss Question
Answer: Option B. -> |x̅ - μ|
Answer: (b).|x̅ - μ|
Question 20. In cluster sampling, the elements of selected clusters are classified as
  1.    elementary units
  2.    primary units
  3.    secondary units
  4.    proportional units
 Discuss Question
Answer: Option A. -> elementary units
Answer: (a).elementary units

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