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Exam 5: Information Gathering: Unobtrusive Methods

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Question 31

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List five of the seven concrete elements of the decision maker's physical environment that can be observed by the systems analyst using STROBE.

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1.Office location
2.Desk place...

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Question 32

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A form of structured observation having roots in film criticism is known as ROBE.

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Question 33

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What are the four steps to follow to design a good sample?

The simplest method of probability sampling is called ________ sampling.

Examining documents for key or guiding metaphors is done because behavior shapes language.

Which is not a main type of sample?

Company A has 500 employees. Company B has 800 employees. Would the analyst working with company B need to interview more employees than the analyst working with Company A? Why or why not?

A systems analyst can use one of four main types of samples: convenience, purposive, simple random, and complex random.

What effect on sample size does using a greater confidence level have when sampling attribute data?

An anecdotal list uses five shorthand symbols to evaluate the elements of STROBE.

Observing ________, their physical environment, and their interaction with their physical, ergonomic environment is an important unobtrusive method for a systems analyst.

The shorthand symbol used in conjunction with STROBE to indicate that narrative is modified is a square.

Sampling helps accelerate the process by gathering selected data rather than all data for the entire population.

Stratification is the process of identifying subpopulations (or strata)and then selecting objects or people for sampling within these subpopulations.

If the stratified sample is done properly, a small number of people will adequately represent the entire organization.

Which is not a guideline that can help analysts to take a systematic approach to analysis?

The absolute number is less important in sampling than the percentage of the population.

Which is not a quality of a convenience sample?

What provides periodic updates of what is occurring in the business?

More people should be interviewed in larger organizations.