# Sample quiz on data collection Main home here.

1. A group of individuals that is the focus of a study is called $\cdots$
population
sample
survey
data
2. A selection of individuals taken from a population is known as $\cdots$?
survey
census
sample
target
3. A sample can be used to make an inference about a population. Another word for inference here is $\cdots$?
average
survey
sequence
conclusion
4. A sampling method that systematically favours some outcomes over others can be said to be $\cdots$
partial
biased
simple
random
5. Bank B asks all its customers to complete a survey. What type of sampling is the bank using?
bank sample
customer sample
population
6. A good sample is expected to be $\cdots$?
regulated
representative
infinite
impartial
7. If a survey question is worded to favour some response over others, it may lead to $\cdots$?
non-response bias
response bias
selection bias
complex bias
8. Salome is enrolled in a math class along with $19$ other students. She feels that the class, which starts by $8:00$ am, is too early for her. She plans on asking her fellow classmates how they feel. She picked the first ten students that walked through the door. It can be inferred that $\cdots$
her sample is not random; it can cause bias
her sample is random enough with no bias involved
her sample is representative of the entire class
she sampled the entire population so no bias.
9. Stephen plans on surveying $15$ students to find out their favourite subject. He randomly chooses the students from his math class. What type of bias could affect the result of the survey?
non-response bias
random bias
response bias
selection bias
10. A common method of collecting data is through $\cdots$?
internet
opinions
survey
forms