Midterm Questions

Question

The following lists various ways of describing types of data or variables:

A. nominal

B. ordinal

C. interval, discrete, cross-sectional

D. interval, continuous, cross-sectional

E. interval, discrete, time-series

F. interval, continuous, time-series

G. ratio, discrete, cross-sectional

H. ratio, continuous, cross-sectional

I. ratio, discrete, time-series

J. ratio, continuous, time-series

Place one of the letters, A thru J, in each of the spaces provided which best describes each of the following data or variables.

_____ the reported weight of a diet plan participant every Friday over the past 6 months

_____ the exact time that it took each of 50 students to complete a midterm exam

_____ the school colours of each of 100 North American universities

_____ highest level of education completed by each of 100 senior citizens in South America (elementary, high school, community college, university)

_____ the recorded high temperature in each of 100 North American cities in May, 2014

_____ the number of years of education completed by a random sample of 50 senior citizens in Canada

Question

The following lists various types of basic sampling schemes:

A. simple random sampling

B. systematic sampling

C. stratified random sampling

D. cluster sampling

E. judgment sampling

F. convenience sampling

G. focus groups

Place one of the letters, A thru G, in the spaces provided which describes which sampling scheme is being used in each of the following scenarios:

_____ to estimate how many Windsor households use Windsor buses as their main source of transportation in the city, you randomly selected four neighbourhoods to survey and selected random samples of households within each of the selected neighbourhoods

_____ to estimate what percentage of the votes each Provincial party would get in a particular riding, a local radio station sent reporters to each voting location in that riding and randomly selected...