A. Identify what type of measurement scale is being used in each statement (Nominal, Ordinal, Interval or Ratio). 1. Smartphone companies 2. Social security numbers 3. A satisfaction survey of a social website (1 = very satisfied, 2 = somewhat satisfied, 3 = not satisfied) 4. The dates 1066, 1492, 1644, 1947, 1944. 5. Length of time every customer spends on hold waiting to place their order via the telephone
A. Identify what type of measurement scale is being used in each statement (Nominal, Ordinal, Interval or Ratio).
1. Smartphone companies
2. Social security numbers
3. A satisfaction survey of a social website (1 = very satisfied, 2 = somewhat satisfied, 3 = not
satisfied)
4. The dates 1066, 1492, 1644, 1947, 1944.
5. Length of time every customer spends on hold waiting to place their order via the telephone
C. For each item, identify the type of data (quantitative - discrete, quantitative - continuous, or qualitative) used to describe a response.
1. Number of correct answers on a quiz
2. Brand of smart phones
3. Students attitude towards Statistics
4. Most-watched television show
5. Number of tickets sold to a concert
D. Determine the sampling method (simple random, stratified, systematic, cluster, or convenience) used in each of the following situations:
1. A woman in the airport is handing out questionnaires to travelers asking them to evaluate the
airport’s service. She does not ask travelers who are hurrying through the airport with their hands
full of luggage, but instead asks all travelers sitting near gates and who are not taking naps while
they wait.
2. The instructor takes her sample by gathering data on 5 randomly selected students from each
Statistics class.
3. A teacher wants to know if her students are doing homework so she randomly selects rows 2 and
5, and then calls on all students in row 2 and all students in row 5 to present the solution to
homework problems to the class.
4. The librarian at a public library wants to determine what proportion of the library users are
children. The librarian has a tally sheet on which she marks whether the books are checked out by
an adult or a child. She records this data for every 4th patron who checks out books.
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