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Business Statistics Exam 1 – questions with Fully Solved Answers
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Business Statistics Exam 1 – questions with Fully Solved Answers
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Business Statistics Exam 1 –questions with Fully Solved Answers
What is an example of discrete quantitative (numerical) variable? - - number
of students at GCU
- There is growing concern among researchers that the size of the average
European school children's clothing should be manufactured and marketed in
larger sizes. If X is the weight of school children sampled in a European
study, then X is an example of - - a continuous variable
- The classification of business departments (Accounting, IT, HR, Marketing,
other) is an example of - - a categorical variable
- What is true about descriptive statistical problems - - the Population
patterns in identification of the population data
numerical summary, tables, or graphs of a population
- What is most likely a population as oppsed to a sample - - all company
employees in an organization
- the gathering and summarization of several characteristics of students at a
university is an ex of - - descriptive statistics
- the process of using sample statistics to draw conclusions about true
population parameters is called - - statistical inference
- If we had a sample of 400 subscribers to a particular website from a
population frame of 20,000 subscribers. If a subscriber only has a chance of
being selected once, then... - - the sample had to have been selected
without replacement.
- To obtain a sample of 8 shoes in the store, the employee walked to the
first shelf next to the cash register to pick the nearest 8 pairs of shoes on
that shelf. This is an example of a - - convenience sample
- All employees in the company are divided into groups of 20. One employee
is randomly chosen from the 1st group, the remaining observations are
every 5th employee thereafter.
this is an example of what - - systematic sample
- A Business Analyst mailed a survey to a total of 400 top executives in local
government agencies. The sample included 75 executives randomly selected
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