mod 3 Flashcards

1
Q

management question: Evaluation of soultions

A

can we achieve the objectives we have set?

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2
Q

management question: choice of purchase

A

What do we want to achieve

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3
Q

management question: troubleshooting

A

diagnosing ways an organization is failing to meet its goals

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4
Q

management question: Control

A

monitoring or diagnosing ways an organization is failing to meet its goals

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5
Q

Syntactical units

A

the specific, author-defined words, phrases, sentences, or paragraphs.

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6
Q

Referential units

A

describe objects by using words and phrases. Makes inferences about attitudes, values, or preferences

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7
Q

Propositional units

A

assertions about an object

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8
Q

Thematic units

A

The topics contained within (and across) texts

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9
Q

frequency table

A

arrays category codes from lowest value to highest value, with columns for count, percent, valid percent, and cumulative percent.

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10
Q

when to use the frequency table

A

to understand which options occur more or less often in the dataset

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11
Q

Exploration

A

What information sources should be used and what methods will be used to extract information from these sources?

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12
Q

MCAR

A

when the missing data is not dependent on its own or other variables

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13
Q

MAR

A

where the data is missing because of another variable

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14
Q

MNAR

A

where the data is missing depending on its own variables but not others

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15
Q

listwise deletion

A

any case with missing data on one variable is deleted from the sample for all analyses of that variable.

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16
Q

pairwise deletion

A

editing replaces the missing data for a variable with an estimate based on all other cases on that variable. (eg the mean)

17
Q

predictive replacement

A

editing replaces the missing data for a variable with an estimate predicted from observed value on another variable.