a) The Human Resources Department of a large university maintains records on its
faculty members. The table displays some of these data.
Payroll
Number Birth date Faculty
Years of
Employment
Teaching Rating
...
a) The Human Resources Department of a large university maintains records on its
faculty members. The table displays some of these data.
Payroll
Number Birth date Faculty
Years of
Employment
Teaching Rating
(1-5 scale)
Salary
Classification
1520 02/20/56 Law 25 4.1 IV
3210 05/13/62 Science 17 3.9 III
0342 10/12/69 Business 12 4.5 II
2988 02/27/78 Arts 4 4.3 I
Place an X in the space beside each variable that is best described as Quantitative.
__ Payroll Number __ Birth date __ Faculty
__Years of Employment __ Teaching Rating __ Salary Classification
b) Which of the following is (are) based on cross-sectional data?
__A. Company quarterly profits
__B. Percentage of Canadian adults who work full-time
__C. Historical closing stock prices
__D. Yearly student enrolments
__E. Annual costs
c) Which of the following is (are) time series data?
__A. Number of employees in 2012
__B. This month’s demand for an automotive part
__C. This quarter’s sales of automobiles
__D. Weekly receipts at a clothing boutique
__E. Percentage of employees who are female
d) The administration of a large university wants to study the types of wellness programs
that would interest its employees. They plan to survey a random sample of employees.
Under consideration are several sampling plans. Beside each plan, write the number of
the sampling strategy given in the following list. for each. Choose from among:
1 = Simple Random Sampling
2 = Stratified Random Sampling
3 = Cluster Sampling
4 = Systematic Sampling
__ (i) There are five categories of employees (administration, faculty, professional staff,
clerical and maintenance). Randomly select ten individuals from each category.
__ (ii) Each employee has an ID number. Randomly select 50 numbers.
__ (iii) Randomly select a school within the university (e.g., Business School) and survey
all of the individuals (administration, faculty, professional staff, clerical and
maintenance) who work in that school.
__ (iv) The HR Department has an alphabetized list of newly hired employees (hired
within the last five years). After starting the process by randomly selecting an
employee from
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