Sample Questions
Introduction to Statistics
Random Samples
a) The country's citizens.
b) The country's residents.
c) The persons in the country.
d) The country's home owners.
e) None of the above.
a) The persons in the country living in homes, apartments, or hotels.
b) The persons in the country living in houses.
c) The persons in the country living in apartments.
d) The country's residents who are living someplace that receives mail.
a) Unqualified yes.
b) Unqualified no.
c) Qualified no. Additional steps can be taken to reach those in shelters, nursing homes, and hospitals.
d) Insufficient information.
a) The residents in the jurisdiction.
b) The car drivers in the jurisdiction.
c) The holders of valid drivers' licenses in the jurisdiction.
d) The car owners in the jurisdiction.
c) Qualified no. Additional steps can be taken to reach car drivers who do not hold valid drivers' licenses.
a) Those in the country who are obliged to file income tax returns.
b) Those in the country who have a FIN, its citizens and permanent residents.
c) Those in the country who have income.
d) All of those in the country.
c) Qualified no. Additional steps can be taken to reach FIN holders who have little income.
c) Qualified yes. Additional steps can be taken to reach income earners who do not have FINs.
c) Qualified no. Additional steps can be taken to include pupils who plan to attend school in the upcoming year.
a) Select pupils registered in the school district.
b) Select pupils with at least a 50% attendence record.
c) Select pupils only with a 100% attendence record.
d) Determine which pupils with less than 75% attendence are most likely to attend regularly in the upcoming year and include them in the sample.
c) Qualified no. Additional steps can be taken to exclude pupils who had very low attendence during the year.
a) Select from a list of pupils most likely to attend or enrol in school in the upcoming year.
b) Select from a list of pupils most likely to be registered in the school district in the upcoming year.
c) Select from a list of pupils who have committed to attend or enrol in school in the upcoming year.
d) None of the selection methods will make the actual population more closely match the target population.
a) 41.67.
b) 0.004.
c) 250.
d) 0.024.
a) 0.008.
b) 2500.
c) 2.0.
d) 0.333.
a) $27,295.
b) $45,785.
c) $18,050.
d) $64,275.
a) 0.02.
b) 0.01.
c) 50.
d) 100.
a) 0.65.
b) 0.75.
c) 0.25.
d) 1.30.
a) 3.13.
b) 2.58.
c) 2.74.
d) 2.98.
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