CBSE Questions for Class 11 Commerce Economics Collection Of Data Quiz 1 - MCQExams.com

The standard error of the proportion is given by ________.
  • $$\dfrac{n(1 - P)}{n}$$
  • $$\sqrt{\dfrac{P(1 - P)}{n}}$$
  • $$\dfrac{n(1 + P)}{n}$$
  • $$\dfrac{n(1 \div P)}{n}$$
Un-biased errors may arise ______________.
  • some items are chosen deliberately in a random sampling method
  • some items are not chosen deliberately in a random sampling method
  • from the difference between the items that are included in the sample and items that are not included
  • the items should be fairly large
Primary data may be collected by __________________.
  • mailed questionnaire method
  • scheduled sent through enumerators
  • telephonic survey
  • Any of the above
Under _________, a well designed questionnaire is mailed to the informants with a request to fill it up and return the same within the specific time schedule.
  • direct personal interview method
  • mailed questionnaire method
  • information received from local agencies or correspondents
  • indirect oral interview method
Primary data is more ________________.
  • reliable
  • accurate
  • adequate
  • All of above
Alternative hypothesis is equal to____________.
  • $$\bar{X} = \mu$$
  • $$\bar{X} \neq \mu$$
  • $$\bar{X} - \mu$$
  • $$\bar{X} + \mu$$
Which of the following is/are not internal sources of secondary data.
  • Sales Report
  • Company information
  • Business journals
  • Financial Statements
NSSO is the _______________.
  • National Survey Organization
  • National Sample Survey Organization
  • National Security Survey Organization
  • National Unemployment Survey Organization
Biased errors may arise __________.
  • from the difference between the items that are included in the sample and items that are not included
  • some items are chosen deliberately in a random sampling method
  • some items are not chosen deliberately in a random sampling method
  • the items should be fairly large
Which of the following is not a method of collection of primary data.
  • Questionnaires
  • Interviews
  • Demonstration
  • Case studies
________ is the data, which is collected for the first time by investigators.
  • Published data
  • Primary Data
  • Processed data
  • Secondary Data
Which method of data collections covers the widest area?
  • Telephone interview method
  • Direct interview method
  • Mailed questionnaire method
  • All of above
Under_________ method investigator instead of presenting himself before the informants contact them on telephone and collect the desired information.
  • telephonic survey
  • direct personal interview
  • indirect oral interview
  • questionnaire sent through enumerators
Statistical data relating to any subject could be collected ______________.
  • by actual counting
  • by measurement
  • by estimation
  • Any of the avove
The quickest method to collect primary data is _____________.
  • personal interview
  • indirect interview
  • mailed questionnaire method
  • telephonic survey
Which of the following statements is true?
  • A sample in which a unit is selected after replacing the unit selected earlier in the population is called a sample without replacement.
  • If a unit is to be destroyed during an inquiry then sample inquiry is not necessary but also inevitable.
  • In any sampling method, the sample size is larger than the population size.
  • Stratified random sampling is best if the population is homogeneous.
Which of the following  are the methods for collection of secondary data?
  • Personal Investigation
  • Government Organizations
  • Through Investigators
  • Research Journals and Newspapers
Suppose we are using stratified sampling for a particular population and have divided it into strata of different sizes. How can we now make sample selection?
  • Select an equal number of units from each stratum at random.
  • Draw unequal number of units from each stratum and weigh the result.
  • Draw number of units from each stratum proportional to their size in the population
  • None of the above
Which of the following statement is true?
  • In stratified random sampling, all the units of the population have equal chance of being selected in the sample.
  • In simple random sampling, all units of the population have equal chance of being selected in the sample.
  • In any simpling method, the size does not depend on population.
  • In systematic sampling, all units of the population have equal chance of being elected in the sample.
The collection of statistical data must be in a ________ manner.
  • careful
  • systematic
  • careful and systematic
  • arbitrary
Which of the following methods can be used for the collection of primary data?
  • Direct personal observation
  • Published sources
  • Unpublished sources
  • All of the above
Secondary data refers to  __________.
  • the data that have already been collected and used by some agency
  • the data collected for the first time
  • the data collected by the Government 
  • the data collected by the private enterprises
Which of the following method comes first in collecting primary and secondary data?
  • Questionnaire Method
  • Panel Method
  • Observation Method
  • Interview Method
Population are unlimited in size are referred to as____________.
  • infinite populations.
  • finite populations.
  • census method.
  • none of the above
Which of the following is/are not the methods of collection of primary data.
  • Observation Method
  • Interview Method
  • Questionnaire Method
  • Alternative Method
A list of all units under study is known as _________.
  • type of inquiry
  • the frame
  • standard of accuracy
  • method of data collection
Primary data mean________.
  • the data that have already been collected by some agency.
  • the data that have already been used by some agency.
  • the data collected for the first time.
  • both (A) and (B).
Which of the following operations is conducted after a gap of every ten years?
  • Economic survey
  • Estimates of Foreign Direct Investment (FDI)
  • Compilation of Human Development Report
  • General Census
Which of the following is a very costly and time-consuming method?
  • Mailed questionnaries
  • Schedules sent through enumerators
  • Information through agencies
  • Indirect oral interview
The formula of Null hypothesis is _________.
  • $$\bar{X} = \mu$$
  • $$\bar{X} \neq \mu$$
  • $$\bar{X} - \mu$$
  • $$\bar{X} + \mu$$
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