Another name of word population is_________?

Related Mcqs:

1. If the standard deviation of a population is 9, the population variance is_____________?

   A. 9
   B. 3
   C. 21
   D. 81

2. In Statistics, a population consists of:_____________?

   A. All People living in a country
   B. All People living in the are under study
   C. All subjects or objects whose characteristics are being studied
   D. None of the above

3. Founder of statistics is_________?

   A. R A Fisher
   B. Smith
   C. Karl pearson
   D. Neyman

   Submitted by: Nimra Shaheen

4. Population census is conducted through_______________?

   A. Sample survey
   B. Accounting
   C. Investigation
   D. Complete enumeration

5. Data in the Population Census Report is____________?

   A. Grouped data
   B. Ungrouped data
   C. Secondary data
   D. Primary data
   E. Arrayed data

6. If the sampled population has a normal distribution, when is the sampling distribution of the sample mean X also a normal distribution ?

   A. Only when the sample size is at least 100.
   B. Only when the sample size is smaller than 30
   C. Always
   D. Only when the sample size is at least 30.

7. Random samples of size 17 are from a population that has 200 elements, a mean of 36, and a standard deviation of 8. which of the following best describes the from of the sampling distribution of the sample mean for this situation ?

   A. Approximately normal because the sample size is small relative to the population size
   B. Approximately normal because of the central limit theorem
   C. Exactly
   D. None of these alternatives is correct

8. For a population with any distribution, the form of the sampling distribution of the sample mean is_____________?

   A. Sometimes normal for all sample sizes
   B. Sometimes normal for large sample sizes
   C. Always normal for all sample sizes
   D. Always normal for large sample sizes

9. A sample of 92 observations is taken from an infinite population. The sampling distribution of is approximately ?

   A. Normal because is always approximately normally distributed
   B. Normal because the sample size is small in comparison to the population size
   C. Normal because of the central limit theorem
   D. None of these alternatives is correct.

10. Collection of information from complete population is called__________?

    A. Census
    B. Complete enumeration
    C. Survey
    D. Both A & B

    Submitted by: Nimra Shaheen