Free help with homework

Why join Brainly?

  • ask questions about your assignment
  • get answers with explanations
  • find similar questions

PLEASE HELP!!!!!! Very urgent!!!

State whether the following is true or false. Give reason for your answer.
a) There are many sources of data.
b) Data collected by investigator is called the secondary data.
c) There is a certain bias involved in the non-random selection of samples.
d) Non-sampling errors can be minimized by taking large samples.
e) Telephone survey is the most suitable merhod of collecting data, when the population is literate and spread over a large area.


The Brainliest Answer!
A) False
Reason: There are only 2 sources of data-primary and secondary data.
b) False
Reason: The data collected by investigator is called the primary data.
c) True
Reason: Non-random selection of items obstructs the equal chance of every item of the Universe of getting  selected. Hence, the certain bias are involved.
d) False
Reason: If the field of investigation or the population size is large then the possibility of non-sampling increases.
e) False
Reason: This method is only suitable for the illiterate population spread of a large area.

2 5 2
hahaha okk !! pagol!
kya karu tera jaisa hi ho gya hum :P
The Brain
  • The Brain
  • Helper
Not sure about the answer?
Learn more with Brainly!
Having trouble with your homework?
Get free help!
  • 80% of questions are answered in under 10 minutes
  • Answers come with explanations, so that you can learn
  • Answer quality is ensured by our experts